ghsa-735j-r9q6-48mw
Vulnerability from github
Published
2022-02-15 00:02
Modified
2022-03-30 00:01
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details

In zsh before 5.8.1, an attacker can achieve code execution if they control a command output inside the prompt, as demonstrated by a %F argument. This occurs because of recursive PROMPT_SUBST expansion.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-45444"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-02-14T12:15:00Z",
    "severity": "HIGH"
  },
  "details": "In zsh before 5.8.1, an attacker can achieve code execution if they control a command output inside the prompt, as demonstrated by a %F argument. This occurs because of recursive PROMPT_SUBST expansion.",
  "id": "GHSA-735j-r9q6-48mw",
  "modified": "2022-03-30T00:01:40Z",
  "published": "2022-02-15T00:02:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-45444"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2022/02/msg00020.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2P3LPMGENEHKDWFO4MWMZSZL6G7Y4CV7"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BWF3EXNBX5SVFDBL4ZFOD4GJBWFUKWN4"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT213255"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT213256"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT213257"
    },
    {
      "type": "WEB",
      "url": "https://vuln.ryotak.me/advisories/63"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2022/dsa-5078"
    },
    {
      "type": "WEB",
      "url": "https://zsh.sourceforge.io/releases.html"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2022/May/33"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2022/May/35"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2022/May/38"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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