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

GSD-2021-3762

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2021-3762",
    "description": "A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution.",
    "id": "GSD-2021-3762",
    "references": [
      "https://access.redhat.com/errata/RHSA-2021:3665"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-3762"
      ],
      "details": "A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution.",
      "id": "GSD-2021-3762",
      "modified": "2023-12-13T01:23:34.864993Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2021-3762",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "quay/claircore",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "Affects v0.4.6 and higher, v0.5.3 and higher | Fixedin claircore v0.4.8, v0.5.5."
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-22 - Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2000795",
            "refsource": "MISC",
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2000795"
          },
          {
            "name": "https://github.com/quay/claircore/pull/478",
            "refsource": "MISC",
            "url": "https://github.com/quay/claircore/pull/478"
          },
          {
            "name": "https://github.com/quay/clair/pull/1379",
            "refsource": "MISC",
            "url": "https://github.com/quay/clair/pull/1379"
          },
          {
            "name": "https://github.com/quay/clair/pull/1380",
            "refsource": "MISC",
            "url": "https://github.com/quay/clair/pull/1380"
          },
          {
            "name": "https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821",
            "refsource": "MISC",
            "url": "https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821"
          },
          {
            "name": "https://vulmon.com/exploitdetails?qidtp=maillist_oss_security\u0026qid=d19fce9ede06e13dfb5630ece7f14f83",
            "refsource": "MISC",
            "url": "https://vulmon.com/exploitdetails?qidtp=maillist_oss_security\u0026qid=d19fce9ede06e13dfb5630ece7f14f83"
          }
        ]
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003e=v0.4.6 \u003cv0.4.8 || \u003e=v0.5.3 \u003cv0.5.5",
          "affected_versions": "All versions starting from 0.4.6 before 0.4.8, all versions starting from 0.5.3 before 0.5.5",
          "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-22",
            "CWE-937"
          ],
          "date": "2023-01-30",
          "description": "A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution.",
          "fixed_versions": [
            "v0.4.8",
            "v0.5.5"
          ],
          "identifier": "CVE-2021-3762",
          "identifiers": [
            "CVE-2021-3762"
          ],
          "not_impacted": "",
          "package_slug": "go/github.com/quay/clair",
          "pubdate": "2022-03-03",
          "solution": "Upgrade to versions 0.4.8, 0.5.5 or above.",
          "title": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-3762",
            "https://bugzilla.redhat.com/show_bug.cgi?id=2000795",
            "https://github.com/quay/clair/pull/1380",
            "https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821",
            "https://github.com/quay/claircore/pull/478",
            "https://vulmon.com/exploitdetails?qidtp=maillist_oss_security\u0026qid=d19fce9ede06e13dfb5630ece7f14f83",
            "https://github.com/quay/clair/pull/1379"
          ],
          "uuid": "d9b3e24d-08c2-4191-8120-63579c6da877",
          "versions": []
        },
        {
          "affected_range": "\u003cv0.4.8",
          "affected_versions": "All versions before 0.4.8",
          "cvss_v2": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-22",
            "CWE-78",
            "CWE-937"
          ],
          "date": "2022-03-21",
          "description": "A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution.",
          "fixed_versions": [
            "v0.4.8"
          ],
          "identifier": "CVE-2021-3762",
          "identifiers": [
            "GHSA-mq47-6wwv-v79w",
            "CVE-2021-3762"
          ],
          "not_impacted": "All versions starting from 0.4.8",
          "package_slug": "go/github.com/quay/claircore",
          "pubdate": "2022-03-04",
          "solution": "Upgrade to version 0.4.8 or above.",
          "title": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-3762",
            "https://github.com/quay/clair/pull/1379",
            "https://github.com/quay/clair/pull/1380",
            "https://github.com/quay/claircore/pull/478",
            "https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821",
            "https://bugzilla.redhat.com/show_bug.cgi?id=2000795",
            "https://vulmon.com/exploitdetails?qidtp=maillist_oss_security\u0026qid=d19fce9ede06e13dfb5630ece7f14f83",
            "https://github.com/quay/claircore/commit/dff671c665141f126c072de8a744855d4916c9c7",
            "https://github.com/advisories/GHSA-mq47-6wwv-v79w"
          ],
          "uuid": "a8d511e2-4b0a-4d93-8ccf-08cd51094e9a",
          "versions": [
            {
              "commit": {
                "sha": "413cd93b3cf7defaa8cd91a61078eac241a81513",
                "tags": [
                  "v0.4.8"
                ],
                "timestamp": "20210928171726"
              },
              "number": "v0.4.8"
            }
          ]
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:redhat:clair:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "0.4.8",
                "versionStartIncluding": "0.4.6",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:redhat:clair:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "0.5.5",
                "versionStartIncluding": "0.5.3",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:redhat:quay:3.5.6:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2021-3762"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-22"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2000795",
              "refsource": "MISC",
              "tags": [
                "Issue Tracking",
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2000795"
            },
            {
              "name": "https://github.com/quay/clair/pull/1380",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/quay/clair/pull/1380"
            },
            {
              "name": "https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/quay/claircore/commit/691f2023a1720a0579e688b69a2f4bfe1f4b7821"
            },
            {
              "name": "https://github.com/quay/claircore/pull/478",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/quay/claircore/pull/478"
            },
            {
              "name": "https://vulmon.com/exploitdetails?qidtp=maillist_oss_security\u0026qid=d19fce9ede06e13dfb5630ece7f14f83",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://vulmon.com/exploitdetails?qidtp=maillist_oss_security\u0026qid=d19fce9ede06e13dfb5630ece7f14f83"
            },
            {
              "name": "https://github.com/quay/clair/pull/1379",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Third Party Advisory"
              ],
              "url": "https://github.com/quay/clair/pull/1379"
            }
          ]
        }
      },
      "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": "2023-01-30T19:17Z",
      "publishedDate": "2022-03-03T22:15Z"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

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.


Loading…