cve-2023-26054
Vulnerability from cvelistv5
Published
2023-03-06 18:05
Modified
2024-08-02 11:39
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Summary
Credentials inlined to Git URLs could end up in provenance attestation in BuildKit
References
security-advisories@github.comhttps://github.com/moby/buildkit/commit/75123c696506bdbca1ed69906479e200f1b62604Patch
security-advisories@github.comhttps://github.com/moby/buildkit/security/advisories/GHSA-gc89-7gcr-jxqcExploit, Vendor Advisory
security-advisories@github.comhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC/
security-advisories@github.comhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE/
security-advisories@github.comhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI/
Impacted products
mobybuildkit
Show details on NVD website

To clipboard 

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          "dateUpdated": "2024-08-02T11:39:06.521Z",
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            "name": "https://github.com/moby/buildkit/security/advisories/GHSA-gc89-7gcr-jxqc",
            "tags": [
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            "url": "https://github.com/moby/buildkit/security/advisories/GHSA-gc89-7gcr-jxqc"
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          {
            "name": "https://github.com/moby/buildkit/commit/75123c696506bdbca1ed69906479e200f1b62604",
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        "title": "CVE Program Container"
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    "cna": {
      "affected": [
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          "product": "buildkit",
          "vendor": "moby",
          "versions": [
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              "status": "affected",
              "version": "\u003e= 0.10.0, \u003c 0.11.4"
            }
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      "descriptions": [
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          "lang": "en",
          "value": "BuildKit is a toolkit for converting source code to build artifacts in an efficient, expressive and repeatable manner. In affected versions when the user sends a build request that contains a Git URL that contains credentials and the build creates a provenance attestation describing that build, these credentials could be visible from the provenance attestation. Git URL can be passed in two ways: 1) Invoking build directly from a URL with credentials. 2) If the client sends additional version control system (VCS) info hint parameters on builds from a local source. Usually, that would mean reading the origin URL from `.git/config` file. When a build is performed under specific conditions where credentials were passed to BuildKit they may be visible to everyone who has access to provenance attestation. Provenance attestations and VCS info hints were added in version v0.11.0. Previous versions are not vulnerable. In v0.10, when building directly from Git URL, the same URL could be visible in `BuildInfo` structure that is a predecessor of Provenance attestations. Previous versions are not vulnerable. This bug has been fixed in v0.11.4. Users are advised to upgrade. Users unable to upgrade may disable VCS info hints by setting `BUILDX_GIT_INFO=0`. `buildctl` does not set VCS hints based on `.git` directory, and values would need to be passed manually with `--opt`."
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      "metrics": [
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            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
            "version": "3.1"
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              "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor",
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      "references": [
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          "tags": [
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          "url": "https://github.com/moby/buildkit/commit/75123c696506bdbca1ed69906479e200f1b62604"
        },
        {
          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI/"
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          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC/"
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      "source": {
        "advisory": "GHSA-gc89-7gcr-jxqc",
        "discovery": "UNKNOWN"
      },
      "title": "Credentials inlined to Git URLs could end up in provenance attestation in BuildKit"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2023-26054",
    "datePublished": "2023-03-06T18:05:07.602Z",
    "dateReserved": "2023-02-17T22:44:03.151Z",
    "dateUpdated": "2024-08-02T11:39:06.521Z",
    "state": "PUBLISHED"
  },
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When a build is performed under specific conditions where credentials were passed to BuildKit they may be visible to everyone who has access to provenance attestation. Provenance attestations and VCS info hints were added in version v0.11.0. Previous versions are not vulnerable. In v0.10, when building directly from Git URL, the same URL could be visible in `BuildInfo` structure that is a predecessor of Provenance attestations. Previous versions are not vulnerable. This bug has been fixed in v0.11.4. Users are advised to upgrade. Users unable to upgrade may disable VCS info hints by setting `BUILDX_GIT_INFO=0`. `buildctl` does not set VCS hints based on `.git` directory, and values would need to be passed manually with `--opt`.\"},{\"lang\":\"es\",\"value\":\"BuildKit es un conjunto de herramientas para convertir c\u00f3digo fuente para crear artefactos de manera eficiente, expresiva y repetible. 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  }
}


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