ghsa-jc87-47xg-wmhr
Vulnerability from github
Published
2022-05-24 17:20
Modified
2025-05-05 18:30
Severity ?
7.0 (High) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

A time-of-check time-of-use vulnerability in PulseSecureService.exe in Pulse Secure Client versions prior to 9.1.6 down to 5.3 R70 for Windows (which runs as NT AUTHORITY/SYSTEM) allows unprivileged users to run a Microsoft Installer executable with elevated privileges.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-13162"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-367"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-06-16T20:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A time-of-check time-of-use vulnerability in PulseSecureService.exe in Pulse Secure Client versions prior to 9.1.6 down to 5.3 R70 for Windows (which runs as NT AUTHORITY/SYSTEM) allows unprivileged users to run a Microsoft Installer executable with elevated privileges.",
  "id": "GHSA-jc87-47xg-wmhr",
  "modified": "2025-05-05T18:30:44Z",
  "published": "2022-05-24T17:20:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-13162"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sepcali"
    },
    {
      "type": "WEB",
      "url": "https://kb.pulsesecure.net/?atype=sa"
    },
    {
      "type": "WEB",
      "url": "https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44503"
    },
    {
      "type": "WEB",
      "url": "https://twitter.com/gsepcali/status/1262551597990711296"
    },
    {
      "type": "WEB",
      "url": "https://twitter.com/gsepcali/status/1272927080909623297"
    },
    {
      "type": "WEB",
      "url": "https://twitter.com/sepcali"
    },
    {
      "type": "WEB",
      "url": "https://twitter.com/sepcali/status/1262551277940211712"
    },
    {
      "type": "WEB",
      "url": "https://twitter.com/sepcali/status/1262551336152948738"
    },
    {
      "type": "WEB",
      "url": "https://twitter.com/sepcali/status/1262551597990711296"
    },
    {
      "type": "WEB",
      "url": "https://www.redtimmy.com/privilege-escalation/pulse-secure-client-for-windows-9-1-6-toctou-privilege-escalation-cve-2020-13162"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/158117/Pulse-Secure-Client-For-Windows-Local-Privilege-Escalation.html"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/159065/Pulse-Secure-Windows-Client-Privilege-Escalation.html"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2020/Jun/25"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2020/Sep/15"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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