ghsa-5mq4-x9g5-4vc4
Vulnerability from github
Published
2023-12-18 21:30
Modified
2025-11-05 00:31
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details

In ssh in OpenSSH before 9.6, OS command injection might occur if a user name or host name has shell metacharacters, and this name is referenced by an expansion token in certain situations. For example, an untrusted Git repository can have a submodule with shell metacharacters in a user name or host name.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-51385"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-78"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-12-18T19:15:08Z",
    "severity": "CRITICAL"
  },
  "details": "In ssh in OpenSSH before 9.6, OS command injection might occur if a user name or host name has shell metacharacters, and this name is referenced by an expansion token in certain situations. For example, an untrusted Git repository can have a submodule with shell metacharacters in a user name or host name.",
  "id": "GHSA-5mq4-x9g5-4vc4",
  "modified": "2025-11-05T00:31:15Z",
  "published": "2023-12-18T21:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-51385"
    },
    {
      "type": "WEB",
      "url": "https://github.com/openssh/openssh-portable/commit/7ef3787c84b6b524501211b11a26c742f829af1a"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/12/msg00017.html"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202312-17"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20240105-0005"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT214084"
    },
    {
      "type": "WEB",
      "url": "https://vin01.github.io/piptagole/ssh/security/openssh/libssh/remote-code-execution/2023/12/20/openssh-proxycommand-libssh-rce.html"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2023/dsa-5586"
    },
    {
      "type": "WEB",
      "url": "https://www.openssh.com/txt/release-9.6"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2023/12/18/2"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2024/Mar/21"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2023/12/26/4"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/10/07/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2025/10/12/1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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