cve-2023-22490
Vulnerability from cvelistv5
Published
2023-02-14 19:47
Modified
2024-08-02 10:13
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Summary
Git vulnerable to local clone-based data exfiltration with non-local transports
References
security-advisories@github.comhttps://github.com/git/git/commit/c867e4fa180bec4750e9b54eb10f459030dbebfdPatch
security-advisories@github.comhttps://github.com/git/git/security/advisories/GHSA-3wp6-j8xr-qw85Vendor Advisory
security-advisories@github.comhttps://github.com/git/git/security/advisories/GHSA-gw92-x3fm-3g3qVendor Advisory
security-advisories@github.comhttps://security.gentoo.org/glsa/202312-15
Impacted products
gitgit
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T10:13:48.515Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "https://github.com/git/git/security/advisories/GHSA-gw92-x3fm-3g3q",
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/git/git/security/advisories/GHSA-gw92-x3fm-3g3q"
          },
          {
            "name": "https://github.com/git/git/security/advisories/GHSA-3wp6-j8xr-qw85",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/git/git/security/advisories/GHSA-3wp6-j8xr-qw85"
          },
          {
            "name": "https://github.com/git/git/commit/c867e4fa180bec4750e9b54eb10f459030dbebfd",
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/git/git/commit/c867e4fa180bec4750e9b54eb10f459030dbebfd"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/202312-15"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "git",
          "vendor": "git",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e= 2.39.0, \u003c 2.39.2"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.38.0, \u003c 2.38.4"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.37.0, \u003c 2.37.6"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.36.0, \u003c 2.36.5"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.35.0, \u003c 2.35.7"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.34.0, \u003c 2.34.7"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.33.0, \u003c 2.33.7"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.32.0, \u003c 2.32.6"
            },
            {
              "status": "affected",
              "version": "\u003e= 2.31.0, \u003c 2.31.7"
            },
            {
              "status": "affected",
              "version": "\u003c 2.30.8"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Git is a revision control system. Using a specially-crafted repository, Git prior to versions 2.39.2, 2.38.4, 2.37.6, 2.36.5, 2.35.7, 2.34.7, 2.33.7, 2.32.6, 2.31.7, and 2.30.8 can be tricked into using its local clone optimization even when using a non-local transport. Though Git will abort local clones whose source `$GIT_DIR/objects` directory contains symbolic links, the `objects` directory itself may still be a symbolic link. These two may be combined to include arbitrary files based on known paths on the victim\u0027s filesystem within the malicious repository\u0027s working copy, allowing for data exfiltration in a similar manner as CVE-2022-39253.\n\nA fix has been prepared and will appear in v2.39.2 v2.38.4 v2.37.6 v2.36.5 v2.35.7 v2.34.7 v2.33.7 v2.32.6, v2.31.7 and v2.30.8. If upgrading is impractical, two short-term workarounds are available. Avoid cloning repositories from untrusted sources with `--recurse-submodules`. Instead, consider cloning repositories without recursively cloning their submodules, and instead run `git submodule update` at each layer. Before doing so, inspect each new `.gitmodules` file to ensure that it does not contain suspicious module URLs."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-59",
              "description": "CWE-59: Improper Link Resolution Before File Access (\u0027Link Following\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-02-14T19:47:56.863Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/git/git/security/advisories/GHSA-gw92-x3fm-3g3q",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/git/git/security/advisories/GHSA-gw92-x3fm-3g3q"
        },
        {
          "name": "https://github.com/git/git/security/advisories/GHSA-3wp6-j8xr-qw85",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/git/git/security/advisories/GHSA-3wp6-j8xr-qw85"
        },
        {
          "name": "https://github.com/git/git/commit/c867e4fa180bec4750e9b54eb10f459030dbebfd",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/git/git/commit/c867e4fa180bec4750e9b54eb10f459030dbebfd"
        },
        {
          "url": "https://security.gentoo.org/glsa/202312-15"
        }
      ],
      "source": {
        "advisory": "GHSA-gw92-x3fm-3g3q",
        "discovery": "UNKNOWN"
      },
      "title": "Git vulnerable to local clone-based data exfiltration with non-local transports"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2023-22490",
    "datePublished": "2023-02-14T19:47:56.863Z",
    "dateReserved": "2022-12-29T17:41:28.089Z",
    "dateUpdated": "2024-08-02T10:13:48.515Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-22490\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2023-02-14T20:15:16.683\",\"lastModified\":\"2023-12-27T10:15:38.107\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Git is a revision control system. Using a specially-crafted repository, Git prior to versions 2.39.2, 2.38.4, 2.37.6, 2.36.5, 2.35.7, 2.34.7, 2.33.7, 2.32.6, 2.31.7, and 2.30.8 can be tricked into using its local clone optimization even when using a non-local transport. Though Git will abort local clones whose source `$GIT_DIR/objects` directory contains symbolic links, the `objects` directory itself may still be a symbolic link. These two may be combined to include arbitrary files based on known paths on the victim\u0027s filesystem within the malicious repository\u0027s working copy, allowing for data exfiltration in a similar manner as CVE-2022-39253.\\n\\nA fix has been prepared and will appear in v2.39.2 v2.38.4 v2.37.6 v2.36.5 v2.35.7 v2.34.7 v2.33.7 v2.32.6, v2.31.7 and v2.30.8. If upgrading is impractical, two short-term workarounds are available. Avoid cloning repositories from untrusted sources with `--recurse-submodules`. Instead, consider cloning repositories without recursively cloning their submodules, and instead run `git submodule update` at each layer. Before doing so, inspect each new `.gitmodules` file to ensure that it does not contain suspicious module URLs.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6},{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-59\"}]},{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-59\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"2.30.8\",\"matchCriteriaId\":\"A79D6A15-AE40-4F6C-AA1F-87C902373343\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.31.0\",\"versionEndExcluding\":\"2.31.7\",\"matchCriteriaId\":\"D60B37A3-4B8C-4BC2-95E9-5E63EDAEBA3A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.32.0\",\"versionEndExcluding\":\"2.32.6\",\"matchCriteriaId\":\"E699ED14-3B80-4C04-AAA0-549F48581D66\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.33.0\",\"versionEndExcluding\":\"2.33.7\",\"matchCriteriaId\":\"804BE43B-E2AF-4EC8-BF8B-C292EBC4D265\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.34.0\",\"versionEndExcluding\":\"2.34.7\",\"matchCriteriaId\":\"098C9D07-94CD-4C87-9268-20ED94BBBE12\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.35.0\",\"versionEndExcluding\":\"2.35.7\",\"matchCriteriaId\":\"1870DF30-7795-4594-8523-DC587B60FB74\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.36.0\",\"versionEndExcluding\":\"2.36.5\",\"matchCriteriaId\":\"0588D372-41D2-442E-976E-6B24DB1A1EC6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.37.0\",\"versionEndExcluding\":\"2.37.6\",\"matchCriteriaId\":\"DDF24A4B-BC6D-499D-A0B2-2F90C691F963\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.38.0\",\"versionEndExcluding\":\"2.38.4\",\"matchCriteriaId\":\"E7E6A7FF-F1E2-4099-9102-65F68AA42E1B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:git-scm:git:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.39.0\",\"versionEndExcluding\":\"2.39.2\",\"matchCriteriaId\":\"52B03913-E564-4AE0-9F2E-BEAEEA13C85A\"}]}]}],\"references\":[{\"url\":\"https://github.com/git/git/commit/c867e4fa180bec4750e9b54eb10f459030dbebfd\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Patch\"]},{\"url\":\"https://github.com/git/git/security/advisories/GHSA-3wp6-j8xr-qw85\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://github.com/git/git/security/advisories/GHSA-gw92-x3fm-3g3q\",\"source\":\"security-advisories@github.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://security.gentoo.org/glsa/202312-15\",\"source\":\"security-advisories@github.com\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.