GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2023-43492 (GCVE-0-2023-43492)

Vulnerability from cvelistv5 – Published: 2023-10-19 19:28 – Updated: 2025-01-16 21:28
VLAI
Title
Weintek cMT3000 HMI Web CGI Stack-based Buffer Overflow
Summary
In Weintek's cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-01-16 21:22 UTC
CWE
  • CWE-121 - Stack-based Buffer Overflow
Assigner
References
Impacted products
Vendor Product Version CPE status
Weintek cMT-FHD Affected: 0 , ≤ 20210210 (custom)
guessed Create a notification for this product.
Weintek cMT-HDM Affected: 0 , ≤ 20210204 (custom)
guessed Create a notification for this product.
Weintek cMT3071 Affected: 0 , ≤ 20210218 (custom)
guessed Create a notification for this product.
Weintek cMT3072 Affected: 0 , ≤ 20210218 (custom)
guessed Create a notification for this product.
Weintek cMT3103 Affected: 0 , ≤ 20210218 (custom)
guessed Create a notification for this product.
Weintek cMT3090 Affected: 0 , ≤ 20210218 (custom)
guessed Create a notification for this product.
Weintek cMT3151 Affected: 0 , ≤ 20210218 (custom)
guessed Create a notification for this product.
Date Public
2023-10-12 17:00
Credits
Hank Chen (PSIRT and Threat Research of TXOne Networks) reported these vulnerabilities to CISA.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T19:44:43.206Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-43492",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-01-16T21:22:40.211272Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-01-16T21:28:29.900Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "cMT-FHD",
          "vendor": "Weintek",
          "versions": [
            {
              "lessThanOrEqual": "20210210 ",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "cMT-HDM",
          "vendor": "Weintek",
          "versions": [
            {
              "lessThanOrEqual": "20210204 ",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "cMT3071",
          "vendor": "Weintek",
          "versions": [
            {
              "lessThanOrEqual": "20210218",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "cMT3072",
          "vendor": "Weintek",
          "versions": [
            {
              "lessThanOrEqual": "20210218",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "cMT3103",
          "vendor": "Weintek",
          "versions": [
            {
              "lessThanOrEqual": "20210218",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "cMT3090",
          "vendor": "Weintek",
          "versions": [
            {
              "lessThanOrEqual": "20210218",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "cMT3151",
          "vendor": "Weintek",
          "versions": [
            {
              "lessThanOrEqual": "20210218",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Hank Chen (PSIRT and Threat Research of TXOne Networks) reported these vulnerabilities to CISA."
        }
      ],
      "datePublic": "2023-10-12T17:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eIn Weintek\u0027s cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.\u003c/span\u003e\n\n\u003c/span\u003e\n\n\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e"
            }
          ],
          "value": "\n\n\n\n\n\n\n\n\nIn Weintek\u0027s cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.\n\n\n\n"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-121",
              "description": "CWE-121 Stack-based Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-10-19T19:28:59.236Z",
        "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "shortName": "icscert"
      },
      "references": [
        {
          "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
        },
        {
          "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\n\n\n\n\n\n\u003cp\u003eWeintek recommends users follow their \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://dl.weintek.com/public/Document/UM0/UM018010E_cMT_Series_OS_Update_Instructions_eng.pdf\"\u003eUpgrade Instructions\u003c/a\u003e\u0026nbsp;to update the following products to the latest versions:\u003c/p\u003e\u003cul\u003e\u003cli\u003ecMT-FHD: OS version 20210211\u003c/li\u003e\u003cli\u003ecMT-HDM: OS version 20210205\u003c/li\u003e\u003cli\u003ecMT3071: OS version 20210219\u003c/li\u003e\u003cli\u003ecMT3072: OS version 20210219\u003c/li\u003e\u003cli\u003ecMT3103: OS version 20210219\u003c/li\u003e\u003cli\u003ecMT3090: OS version 20210219\u003c/li\u003e\u003cli\u003ecMT3151: OS version 20210219\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eFor additional information, refer to \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf\"\u003eWeintek\u0027s security bulletin\u003c/a\u003e.\u003c/p\u003e\n\n\n\n\n\n\u003cbr\u003e"
            }
          ],
          "value": "\n\n\n\n\nWeintek recommends users follow their  Upgrade Instructions https://dl.weintek.com/public/Document/UM0/UM018010E_cMT_Series_OS_Update_Instructions_eng.pdf \u00a0to update the following products to the latest versions:\n\n  *  cMT-FHD: OS version 20210211\n  *  cMT-HDM: OS version 20210205\n  *  cMT3071: OS version 20210219\n  *  cMT3072: OS version 20210219\n  *  cMT3103: OS version 20210219\n  *  cMT3090: OS version 20210219\n  *  cMT3151: OS version 20210219\n\n\nFor additional information, refer to  Weintek\u0027s security bulletin https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf .\n\n\n\n\n\n\n\n\n"
        }
      ],
      "source": {
        "advisory": "ICSMA-23-285-12",
        "discovery": "EXTERNAL"
      },
      "title": "Weintek cMT3000 HMI Web CGI Stack-based Buffer Overflow",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
    "assignerShortName": "icscert",
    "cveId": "CVE-2023-43492",
    "datePublished": "2023-10-19T19:28:59.236Z",
    "dateReserved": "2023-09-20T14:26:47.014Z",
    "dateUpdated": "2025-01-16T21:28:29.900Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2023-43492",
      "date": "2026-09-18",
      "epss": "0.00876",
      "percentile": "0.57415"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:weintek:cmt-fhd_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "33538560-F796-4D1D-AA52-63DB5FD817BF",
                  "versionEndExcluding": "20210212",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:weintek:cmt-fhd:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "A132B170-A1FC-4D38-9965-0FF47B944FD5",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:weintek:cmt-hdm_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "52502356-D835-4468-BCA6-875177B562F8",
                  "versionEndExcluding": "20210206",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:weintek:cmt-hdm:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "E08E3518-A03F-486D-B67A-013F67026D78",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:weintek:cmt3071_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "210A03BC-C9BB-4832-BDB2-2EB5E87FD13A",
                  "versionEndExcluding": "20210220",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:weintek:cmt3071:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "A4DE53C8-09D5-4D5E-97EE-A89E1478CD65",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:weintek:cmt3072_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "17422509-5131-48A3-8C9A-ECA4332C33F0",
                  "versionEndExcluding": "20210220",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:weintek:cmt3072:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "E3F83A8D-1489-48AA-911B-5BA561A57896",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:weintek:cmt3090_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "3E5B9225-364C-46BD-BCB4-E151923855CC",
                  "versionEndExcluding": "20210220",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:weintek:cmt3090:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "79C1F694-08A2-46E7-95C2-8DFA3D64423B",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:weintek:cmt3103_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "3651EA3F-5C3F-4893-AF82-E7FDBBAF5EAA",
                  "versionEndExcluding": "20210220",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:weintek:cmt3103:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "F607716E-7B7B-4620-819C-F44341B8C37F",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:weintek:cmt3151_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "82F72B48-B2CE-4580-B4CC-49879CA6074B",
                  "versionEndExcluding": "20210220",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:weintek:cmt3151:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "9FF5326B-5E33-4C11-9AC6-A90357078FCA",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "\n\n\n\n\n\n\n\n\nIn Weintek\u0027s cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.\n\n\n\n"
        },
        {
          "lang": "es",
          "value": "En el dispositivo cMT3000 HMI Web CGI de Weintek, el cgi-bin codesys.cgi contiene un desbordamiento de b\u00fafer basado en pila, que podr\u00eda permitir a un atacante an\u00f3nimo secuestrar el flujo de control y evitar la autenticaci\u00f3n de inicio de sesi\u00f3n."
        }
      ],
      "id": "CVE-2023-43492",
      "lastModified": "2024-11-21T08:24:08.970",
      "metrics": {
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 3.9,
            "impactScore": 5.9,
            "source": "ics-cert@hq.dhs.gov",
            "type": "Secondary"
          },
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 3.9,
            "impactScore": 5.9,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2023-10-19T20:15:09.230",
      "references": [
        {
          "source": "ics-cert@hq.dhs.gov",
          "tags": [
            "Exploit",
            "Vendor Advisory"
          ],
          "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
        },
        {
          "source": "ics-cert@hq.dhs.gov",
          "tags": [
            "Third Party Advisory",
            "US Government Resource"
          ],
          "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Exploit",
            "Vendor Advisory"
          ],
          "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory",
            "US Government Resource"
          ],
          "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
        }
      ],
      "sourceIdentifier": "ics-cert@hq.dhs.gov",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-121"
            }
          ],
          "source": "ics-cert@hq.dhs.gov",
          "type": "Secondary"
        },
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-787"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "defaultStatus": "unaffected",
                "product": "cMT-FHD",
                "vendor": "Weintek",
                "versions": [
                  {
                    "lessThanOrEqual": "20210210 ",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              },
              {
                "defaultStatus": "unaffected",
                "product": "cMT-HDM",
                "vendor": "Weintek",
                "versions": [
                  {
                    "lessThanOrEqual": "20210204 ",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              },
              {
                "defaultStatus": "unaffected",
                "product": "cMT3071",
                "vendor": "Weintek",
                "versions": [
                  {
                    "lessThanOrEqual": "20210218",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              },
              {
                "defaultStatus": "unaffected",
                "product": "cMT3072",
                "vendor": "Weintek",
                "versions": [
                  {
                    "lessThanOrEqual": "20210218",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              },
              {
                "defaultStatus": "unaffected",
                "product": "cMT3103",
                "vendor": "Weintek",
                "versions": [
                  {
                    "lessThanOrEqual": "20210218",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              },
              {
                "defaultStatus": "unaffected",
                "product": "cMT3090",
                "vendor": "Weintek",
                "versions": [
                  {
                    "lessThanOrEqual": "20210218",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              },
              {
                "defaultStatus": "unaffected",
                "product": "cMT3151",
                "vendor": "Weintek",
                "versions": [
                  {
                    "lessThanOrEqual": "20210218",
                    "status": "affected",
                    "version": "0",
                    "versionType": "custom"
                  }
                ]
              }
            ],
            "source": "ics-cert@hq.dhs.gov"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:weintek:cmt-fhd_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "33538560-F796-4D1D-AA52-63DB5FD817BF",
                    "versionEndExcluding": "20210212",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:weintek:cmt-fhd:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "A132B170-A1FC-4D38-9965-0FF47B944FD5",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:weintek:cmt-hdm_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "52502356-D835-4468-BCA6-875177B562F8",
                    "versionEndExcluding": "20210206",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:weintek:cmt-hdm:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E08E3518-A03F-486D-B67A-013F67026D78",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:weintek:cmt3071_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "210A03BC-C9BB-4832-BDB2-2EB5E87FD13A",
                    "versionEndExcluding": "20210220",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:weintek:cmt3071:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "A4DE53C8-09D5-4D5E-97EE-A89E1478CD65",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:weintek:cmt3072_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "17422509-5131-48A3-8C9A-ECA4332C33F0",
                    "versionEndExcluding": "20210220",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:weintek:cmt3072:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E3F83A8D-1489-48AA-911B-5BA561A57896",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:weintek:cmt3090_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3E5B9225-364C-46BD-BCB4-E151923855CC",
                    "versionEndExcluding": "20210220",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:weintek:cmt3090:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "79C1F694-08A2-46E7-95C2-8DFA3D64423B",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:weintek:cmt3103_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3651EA3F-5C3F-4893-AF82-E7FDBBAF5EAA",
                    "versionEndExcluding": "20210220",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:weintek:cmt3103:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F607716E-7B7B-4620-819C-F44341B8C37F",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:weintek:cmt3151_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "82F72B48-B2CE-4580-B4CC-49879CA6074B",
                    "versionEndExcluding": "20210220",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:weintek:cmt3151:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "9FF5326B-5E33-4C11-9AC6-A90357078FCA",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "\n\n\n\n\n\n\n\n\nIn Weintek\u0027s cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.\n\n\n\n"
          },
          {
            "lang": "es",
            "value": "En el dispositivo cMT3000 HMI Web CGI de Weintek, el cgi-bin codesys.cgi contiene un desbordamiento de b\u00fafer basado en pila, que podr\u00eda permitir a un atacante an\u00f3nimo secuestrar el flujo de control y evitar la autenticaci\u00f3n de inicio de sesi\u00f3n."
          }
        ],
        "id": "CVE-2023-43492",
        "lastModified": "2026-06-17T06:25:35.573",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.9,
              "source": "ics-cert@hq.dhs.gov",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2023-43492",
                "options": [
                  {
                    "exploitation": "none"
                  },
                  {
                    "automatable": "yes"
                  },
                  {
                    "technicalImpact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-01-16T21:22:40.211272Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2023-10-19T20:15:09.230",
        "references": [
          {
            "source": "ics-cert@hq.dhs.gov",
            "tags": [
              "Exploit",
              "Vendor Advisory"
            ],
            "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
          },
          {
            "source": "ics-cert@hq.dhs.gov",
            "tags": [
              "Third Party Advisory",
              "US Government Resource"
            ],
            "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Vendor Advisory"
            ],
            "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "US Government Resource"
            ],
            "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
          }
        ],
        "sourceIdentifier": "ics-cert@hq.dhs.gov",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-121"
              }
            ],
            "source": "ics-cert@hq.dhs.gov",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-787"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "providerMetadata": {
              "dateUpdated": "2024-08-02T19:44:43.206Z",
              "orgId": "af854a3a-2127-422b-91ae-364da2661108",
              "shortName": "CVE"
            },
            "references": [
              {
                "tags": [
                  "x_transferred"
                ],
                "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
              },
              {
                "tags": [
                  "x_transferred"
                ],
                "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
              }
            ],
            "title": "CVE Program Container"
          },
          {
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2023-43492",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "yes"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2025-01-16T21:22:40.211272Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-01-16T21:22:42.743Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "defaultStatus": "unaffected",
              "product": "cMT-FHD",
              "vendor": "Weintek",
              "versions": [
                {
                  "lessThanOrEqual": "20210210 ",
                  "status": "affected",
                  "version": "0",
                  "versionType": "custom"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "cMT-HDM",
              "vendor": "Weintek",
              "versions": [
                {
                  "lessThanOrEqual": "20210204 ",
                  "status": "affected",
                  "version": "0",
                  "versionType": "custom"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "cMT3071",
              "vendor": "Weintek",
              "versions": [
                {
                  "lessThanOrEqual": "20210218",
                  "status": "affected",
                  "version": "0",
                  "versionType": "custom"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "cMT3072",
              "vendor": "Weintek",
              "versions": [
                {
                  "lessThanOrEqual": "20210218",
                  "status": "affected",
                  "version": "0",
                  "versionType": "custom"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "cMT3103",
              "vendor": "Weintek",
              "versions": [
                {
                  "lessThanOrEqual": "20210218",
                  "status": "affected",
                  "version": "0",
                  "versionType": "custom"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "cMT3090",
              "vendor": "Weintek",
              "versions": [
                {
                  "lessThanOrEqual": "20210218",
                  "status": "affected",
                  "version": "0",
                  "versionType": "custom"
                }
              ]
            },
            {
              "defaultStatus": "unaffected",
              "product": "cMT3151",
              "vendor": "Weintek",
              "versions": [
                {
                  "lessThanOrEqual": "20210218",
                  "status": "affected",
                  "version": "0",
                  "versionType": "custom"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "finder",
              "user": "00000000-0000-4000-9000-000000000000",
              "value": "Hank Chen (PSIRT and Threat Research of TXOne Networks) reported these vulnerabilities to CISA."
            }
          ],
          "datePublic": "2023-10-12T17:00:00.000Z",
          "descriptions": [
            {
              "lang": "en",
              "supportingMedia": [
                {
                  "base64": false,
                  "type": "text/html",
                  "value": "\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\n\n\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003eIn Weintek\u0027s cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.\u003c/span\u003e\n\n\u003c/span\u003e\n\n\u003c/span\u003e\u003c/span\u003e\u003c/span\u003e"
                }
              ],
              "value": "\n\n\n\n\n\n\n\n\nIn Weintek\u0027s cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.\n\n\n\n"
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "format": "CVSS",
              "scenarios": [
                {
                  "lang": "en",
                  "value": "GENERAL"
                }
              ]
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-121",
                  "description": "CWE-121 Stack-based Buffer Overflow",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2023-10-19T19:28:59.236Z",
            "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
            "shortName": "icscert"
          },
          "references": [
            {
              "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12"
            },
            {
              "url": "https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf"
            }
          ],
          "solutions": [
            {
              "lang": "en",
              "supportingMedia": [
                {
                  "base64": false,
                  "type": "text/html",
                  "value": "\n\n\n\n\n\n\u003cp\u003eWeintek recommends users follow their \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://dl.weintek.com/public/Document/UM0/UM018010E_cMT_Series_OS_Update_Instructions_eng.pdf\"\u003eUpgrade Instructions\u003c/a\u003e\u0026nbsp;to update the following products to the latest versions:\u003c/p\u003e\u003cul\u003e\u003cli\u003ecMT-FHD: OS version 20210211\u003c/li\u003e\u003cli\u003ecMT-HDM: OS version 20210205\u003c/li\u003e\u003cli\u003ecMT3071: OS version 20210219\u003c/li\u003e\u003cli\u003ecMT3072: OS version 20210219\u003c/li\u003e\u003cli\u003ecMT3103: OS version 20210219\u003c/li\u003e\u003cli\u003ecMT3090: OS version 20210219\u003c/li\u003e\u003cli\u003ecMT3151: OS version 20210219\u003c/li\u003e\u003c/ul\u003e\u003cp\u003eFor additional information, refer to \u003ca target=\"_blank\" rel=\"nofollow\" href=\"https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf\"\u003eWeintek\u0027s security bulletin\u003c/a\u003e.\u003c/p\u003e\n\n\n\n\n\n\u003cbr\u003e"
                }
              ],
              "value": "\n\n\n\n\nWeintek recommends users follow their  Upgrade Instructions https://dl.weintek.com/public/Document/UM0/UM018010E_cMT_Series_OS_Update_Instructions_eng.pdf \u00a0to update the following products to the latest versions:\n\n  *  cMT-FHD: OS version 20210211\n  *  cMT-HDM: OS version 20210205\n  *  cMT3071: OS version 20210219\n  *  cMT3072: OS version 20210219\n  *  cMT3103: OS version 20210219\n  *  cMT3090: OS version 20210219\n  *  cMT3151: OS version 20210219\n\n\nFor additional information, refer to  Weintek\u0027s security bulletin https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf .\n\n\n\n\n\n\n\n\n"
            }
          ],
          "source": {
            "advisory": "ICSMA-23-285-12",
            "discovery": "EXTERNAL"
          },
          "title": "Weintek cMT3000 HMI Web CGI Stack-based Buffer Overflow",
          "x_generator": {
            "engine": "Vulnogram 0.1.0-dev"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "assignerShortName": "icscert",
        "cveId": "CVE-2023-43492",
        "datePublished": "2023-10-19T19:28:59.236Z",
        "dateReserved": "2023-09-20T14:26:47.014Z",
        "dateUpdated": "2025-01-16T21:28:29.900Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.