GSD-2017-17831

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
GitHub Git LFS before 2.1.1 allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, located on a "url =" line in a .lfsconfig file within a repository.
Aliases
Aliases
CVE-2017-17831
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{
  "GSD": {
    "alias": "CVE-2017-17831",
    "description": "GitHub Git LFS before 2.1.1 allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, located on a \"url =\" line in a .lfsconfig file within a repository.",
    "id": "GSD-2017-17831"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-17831"
      ],
      "details": "GitHub Git LFS before 2.1.1 allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, located on a \"url =\" line in a .lfsconfig file within a repository.",
      "id": "GSD-2017-17831",
      "modified": "2023-12-13T01:21:04.269920Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2017-17831",
        "STATE": "PUBLIC"
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      "affects": {
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        "reference_data": [
          {
            "name": "https://github.com/git-lfs/git-lfs/releases/tag/v2.1.1",
            "refsource": "MISC",
            "url": "https://github.com/git-lfs/git-lfs/releases/tag/v2.1.1"
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            "url": "https://github.com/git-lfs/git-lfs/pull/2242"
          },
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    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003cv2.1.1-0.20170519163204-f913f5f9c7c6",
          "affected_versions": "All versions before 2.1.1-0.20170519163204-f913f5f9c7c6",
          "cvss_v2": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "cvss_v3": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
          "cwe_ids": [
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            "CWE-20",
            "CWE-78",
            "CWE-937"
          ],
          "date": "2023-02-25",
          "description": "GitHub Git LFS before 2.1.1 allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, located on a \"url =\" line in a .lfsconfig file within a repository.",
          "fixed_versions": [
            "v2.1.1-0.20170519163204-f913f5f9c7c6"
          ],
          "identifier": "CVE-2017-17831",
          "identifiers": [
            "GHSA-w4xh-w33p-4v29",
            "CVE-2017-17831"
          ],
          "not_impacted": "All versions starting from 2.1.1-0.20170519163204-f913f5f9c7c6",
          "package_slug": "go/github.com/git-lfs/git-lfs",
          "pubdate": "2022-05-14",
          "solution": "Upgrade to version 2.1.1-0.20170519163204-f913f5f9c7c6 or above.",
          "title": "Improper Input Validation",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2017-17831",
            "https://github.com/git-lfs/git-lfs/pull/2242",
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            "https://github.com/git-lfs/git-lfs/releases/tag/v2.1.1",
            "http://blog.recurity-labs.com/2017-08-10/scm-vulns",
            "https://github.com/git-lfs/git-lfs/pull/2241",
            "https://github.com/git-lfs/git-lfs/commit/f913f5f9c7c6d1301785fdf9884a2942d59cdf19",
            "https://pkg.go.dev/vuln/GO-2021-0073",
            "https://web.archive.org/web/20200227131639/http://www.securityfocus.com/bid/102926",
            "http://www.securityfocus.com/bid/102926",
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        {
          "affected_range": "\u003cv2.1.1-0.20170519163204-f913f5f9c7c6",
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          "date": "2023-02-08",
          "description": "GitHub Git LFS before 2.1.1 allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, located on a \"url =\" line in a .lfsconfig file within a repository.",
          "fixed_versions": [
            "v2.1.1-0.20170519163204-f913f5f9c7c6"
          ],
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          "package_slug": "go/github.com/git-lfs/git-lfs/lfsapi",
          "pubdate": "2022-05-14",
          "solution": "Upgrade to version 2.1.1-0.20170519163204-f913f5f9c7c6 or above.",
          "title": "Improper Input Validation",
          "urls": [
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            "https://github.com/git-lfs/git-lfs/pull/2242",
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            "https://github.com/git-lfs/git-lfs/releases/tag/v2.1.1",
            "http://blog.recurity-labs.com/2017-08-10/scm-vulns",
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            "https://pkg.go.dev/vuln/GO-2021-0073",
            "https://web.archive.org/web/20200227131639/http://www.securityfocus.com/bid/102926",
            "https://github.com/advisories/GHSA-w4xh-w33p-4v29"
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          "versions": []
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                "cpe23Uri": "cpe:2.3:a:git_large_file_storage_project:git_large_file_storage:*:*:*:*:*:*:*:*",
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                "vulnerable": true
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      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2019-08-01T12:14Z",
      "publishedDate": "2017-12-21T06:29Z"
    }
  }
}


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  • 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.