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CVE-2023-7219 (GCVE-0-2023-7219)

Vulnerability from cvelistv5 – Published: 2024-01-09 06:00 – Updated: 2025-06-03 14:33
VLAI
Title
Totolink N350RT cstecgi.cgi loginAuth stack-based overflow
Summary
A vulnerability has been found in Totolink N350RT 9.3.5u.6139_B202012 and classified as critical. Affected by this vulnerability is the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument http_host leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-249853 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Severity
7.2 (High)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
7.2 (High)
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: poc Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-05-08 15:36 UTC
CWE
  • CWE-121 - Stack-based Buffer Overflow
Assigner
References
URL Tags
https://vuldb.com/?id.249853 vdb-entrytechnical-description
https://vuldb.com/?ctiid.249853 signaturepermissions-required
https://github.com/jylsec/vuldb/blob/main/TOTOLIN… broken-linkexploit
Impacted products
Vendor Product Version CPE status
Totolink N350RT Affected: 9.3.5u.6139_B202012
guessed Create a notification for this product.
Credits
jylsec (VulDB User)
Show details on NVD website
To clipboard 

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                  "x_transferred"
                ],
                "url": "https://vuldb.com/?ctiid.249853"
              },
              {
                "tags": [
                  "broken-link",
                  "exploit",
                  "x_transferred"
                ],
                "url": "https://github.com/jylsec/vuldb/blob/main/TOTOLINK/N350RT/5/README.md"
              }
            ],
            "title": "CVE Program Container"
          },
          {
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2023-7219",
                    "options": [
                      {
                        "Exploitation": "poc"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2025-05-08T15:36:10.299190Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-05-08T15:36:12.244Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "N350RT",
              "vendor": "Totolink",
              "versions": [
                {
                  "status": "affected",
                  "version": "9.3.5u.6139_B202012"
                }
              ]
            }
          ],
          "credits": [
            {
              "lang": "en",
              "type": "reporter",
              "value": "jylsec (VulDB User)"
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "A vulnerability has been found in Totolink N350RT 9.3.5u.6139_B202012 and classified as critical. Affected by this vulnerability is the function loginAuth of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument http_host leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-249853 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way."
            },
            {
              "lang": "de",
              "value": "In Totolink N350RT 9.3.5u.6139_B202012 wurde eine Schwachstelle gefunden. Sie wurde als kritisch eingestuft. Dabei geht es um die Funktion loginAuth der Datei /cgi-bin/cstecgi.cgi. Durch Beeinflussen des Arguments http_host mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Die Umsetzung des Angriffs kann dabei \u00fcber das Netzwerk erfolgen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "baseScore": 7.2,
                "baseSeverity": "HIGH",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              }
            },
            {
              "cvssV3_0": {
                "baseScore": 7.2,
                "baseSeverity": "HIGH",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.0"
              }
            },
            {
              "cvssV2_0": {
                "baseScore": 8.3,
                "vectorString": "AV:N/AC:L/Au:M/C:C/I:C/A:C",
                "version": "2.0"
              }
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-121",
                  "description": "CWE-121 Stack-based Buffer Overflow",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2024-02-13T07:28:40.935Z",
            "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
            "shortName": "VulDB"
          },
          "references": [
            {
              "tags": [
                "vdb-entry",
                "technical-description"
              ],
              "url": "https://vuldb.com/?id.249853"
            },
            {
              "tags": [
                "signature",
                "permissions-required"
              ],
              "url": "https://vuldb.com/?ctiid.249853"
            },
            {
              "tags": [
                "broken-link",
                "exploit"
              ],
              "url": "https://github.com/jylsec/vuldb/blob/main/TOTOLINK/N350RT/5/README.md"
            }
          ],
          "timeline": [
            {
              "lang": "en",
              "time": "2024-01-07T00:00:00.000Z",
              "value": "Advisory disclosed"
            },
            {
              "lang": "en",
              "time": "2024-01-07T00:00:00.000Z",
              "value": "CVE reserved"
            },
            {
              "lang": "en",
              "time": "2024-01-07T01:00:00.000Z",
              "value": "VulDB entry created"
            },
            {
              "lang": "en",
              "time": "2024-01-25T07:39:46.000Z",
              "value": "VulDB entry last update"
            }
          ],
          "title": "Totolink N350RT cstecgi.cgi loginAuth stack-based overflow"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "assignerShortName": "VulDB",
        "cveId": "CVE-2023-7219",
        "datePublished": "2024-01-09T06:00:06.219Z",
        "dateReserved": "2024-01-07T08:37:42.953Z",
        "dateUpdated": "2025-06-03T14:33:14.990Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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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.