{
  "schema_version": "1.4.0",
  "id": "GHSA-vpcm-5gwm-79h2",
  "modified": "2025-04-20T03:40:55Z",
  "published": "2022-05-13T01:48:14Z",
  "aliases": [
    "CVE-2017-9951"
  ],
  "details": "The try_read_command function in memcached.c in memcached before 1.4.39 allows remote attackers to cause a denial of service (segmentation fault) via a request to add/set a key, which makes a comparison between signed and unsigned int and triggers a heap-based buffer over-read. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-8705.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-9951"
    },
    {
      "type": "WEB",
      "url": "https://github.com/memcached/memcached/wiki/ReleaseNotes1439"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/forum/message/raw?msg=memcached/ubGWrkmrr4E/nrm1SeVJAQAJ"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/3588-1"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2018/dsa-4218"
    },
    {
      "type": "WEB",
      "url": "https://www.twistlock.com/2017/07/13/cve-2017-9951-heap-overflow-memcached-server-1-4-38-twistlock-vulnerability-report"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/99874"
    }
  ],
  "database_specific": {
    "cwe_ids": [],
    "severity": "HIGH",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-07-17T13:18:00Z"
  }
}