gsd-2021-27417
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
eCosCentric eCosPro RTOS Versions 2.0.1 through 4.5.3 are vulnerable to integer wraparound in function calloc (an implementation of malloc). The unverified memory assignment can lead to arbitrary memory allocation, resulting in a heap-based buffer overflow.
Aliases
Aliases
CVE-2021-27417


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-27417",
    "description": "eCosCentric eCosPro RTOS Versions 2.0.1 through 4.5.3 are vulnerable to integer wraparound in function calloc (an implementation of malloc). The unverified memory assignment can lead to arbitrary memory allocation, resulting in a heap-based buffer overflow.",
    "id": "GSD-2021-27417"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-27417"
      ],
      "details": "eCosCentric eCosPro RTOS Versions 2.0.1 through 4.5.3 are vulnerable to integer wraparound in function calloc (an implementation of malloc). The unverified memory assignment can lead to arbitrary memory allocation, resulting in a heap-based buffer overflow.",
      "id": "GSD-2021-27417",
      "modified": "2023-12-13T01:23:35.632916Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "ID": "CVE-2021-27417",
        "STATE": "PUBLIC",
        "TITLE": "eCosCentric eCosPro RTOS Integer Overflow or Wraparound"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "eCosPro RTOS",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c=",
                          "version_name": " 2.0.1",
                          "version_value": "4.5.3"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "eCosCentric"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "David Atch, Omri Ben Bassat, and Tamir Ariel from Microsoft Section 52, and the Azure Defender for IoT research group reported these vulnerabilities to CISA."
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "eCosCentric eCosPro RTOS Versions 2.0.1 through 4.5.3 are vulnerable to integer wraparound in function calloc (an implementation of malloc). The unverified memory assignment can lead to arbitrary memory allocation, resulting in a heap-based buffer overflow."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 4.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:H",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-190 Integer Overflow or Wraparound"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04",
            "refsource": "CONFIRM",
            "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04"
          },
          {
            "name": "https://bugzilla.ecoscentric.com/show_bug.cgi?id=1002437",
            "refsource": "CONFIRM",
            "url": "https://bugzilla.ecoscentric.com/show_bug.cgi?id=1002437"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "Update eCosCentric eCosPro RTOS to version 4.5.4 or newer \u2013 Update available"
        }
      ],
      "source": {
        "defect": [
          "\u201cBadAlloc\u201d"
        ],
        "discovery": "EXTERNAL"
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:ecoscentric:ecospro:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "4.5.3",
                "versionStartIncluding": "2.0.1",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "ics-cert@hq.dhs.gov",
          "ID": "CVE-2021-27417"
        },
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        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "eCosCentric eCosPro RTOS Versions 2.0.1 through 4.5.3 are vulnerable to integer wraparound in function calloc (an implementation of malloc). The unverified memory assignment can lead to arbitrary memory allocation, resulting in a heap-based buffer overflow."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-190"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugzilla.ecoscentric.com/show_bug.cgi?id=1002437",
              "refsource": "CONFIRM",
              "tags": [
                "Permissions Required",
                "Vendor Advisory"
              ],
              "url": "https://bugzilla.ecoscentric.com/show_bug.cgi?id=1002437"
            },
            {
              "name": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory",
                "US Government Resource"
              ],
              "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "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
        }
      },
      "lastModifiedDate": "2022-05-12T15:38Z",
      "publishedDate": "2022-05-03T21:15Z"
    }
  }
}


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