ghsa-w5vh-2923-gp5c
Vulnerability from github
Published
2022-05-24 17:40
Modified
2024-09-18 18:30
Details

Sudo before 1.9.5p2 has a Heap-based Buffer Overflow, allowing privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash character:

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2021-3156"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-193",
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-01-26T21:15:00Z",
    "severity": "HIGH"
  },
  "details": "Sudo before 1.9.5p2 has a Heap-based Buffer Overflow, allowing privilege escalation to root via \"sudoedit -s\" and a command-line argument that ends with a single backslash character:",
  "id": "GHSA-w5vh-2923-gp5c",
  "modified": "2024-09-18T18:30:48Z",
  "published": "2022-05-24T17:40:22Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3156"
    },
    {
      "type": "WEB",
      "url": "https://www.vicarius.io/vsociety/posts/sudoedit-pwned-cve-2021-3156"
    },
    {
      "type": "WEB",
      "url": "https://www.synology.com/security/advisory/Synology_SA_21_02"
    },
    {
      "type": "WEB",
      "url": "https://www.sudo.ws/stable.html#1.9.5p2"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/security-alerts/cpuoct2021.html"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
    },
    {
      "type": "WEB",
      "url": "https://www.oracle.com//security-alerts/cpujul2021.html"
    },
    {
      "type": "WEB",
      "url": "https://www.openwall.com/lists/oss-security/2021/01/26/3"
    },
    {
      "type": "WEB",
      "url": "https://www.kb.cert.org/vuls/id/794544"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2021/dsa-4839"
    },
    {
      "type": "WEB",
      "url": "https://www.beyondtrust.com/blog/entry/security-advisory-privilege-management-for-unix-linux-pmul-basic-and-privilege-management-for-mac-pmm-affected-by-sudo-vulnerability"
    },
    {
      "type": "WEB",
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sudo-privesc-jan2021-qnYQfcM"
    },
    {
      "type": "WEB",
      "url": "https://support.apple.com/kb/HT212177"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210128-0002"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210128-0001"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202101-33"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LHXK6ICO5AYLGFK2TAX5MZKUXTUKWOJY"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CALA5FTXIQBRRYUA2ZQNJXB6OQMAXEII"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LHXK6ICO5AYLGFK2TAX5MZKUXTUKWOJY"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CALA5FTXIQBRRYUA2ZQNJXB6OQMAXEII"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2021/01/msg00022.html"
    },
    {
      "type": "WEB",
      "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10348"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/161160/Sudo-Heap-Based-Buffer-Overflow.html"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/161230/Sudo-Buffer-Overflow-Privilege-Escalation.html"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/161270/Sudo-1.9.5p1-Buffer-Overflow-Privilege-Escalation.html"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/161293/Sudo-1.8.31p2-1.9.5p1-Buffer-Overflow.html"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/Feb/42"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2021/Jan/79"
    },
    {
      "type": "WEB",
      "url": "http://seclists.org/fulldisclosure/2024/Feb/3"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/01/26/3"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/01/27/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/01/27/2"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/02/15/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/09/14/2"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2024/01/30/6"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2024/01/30/8"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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