{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "9.0"
              }
            ]
          }
        ]
      },
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "4.5"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "15be89f89d553c06d52453721ee8e9a8433cfdfd"
            },
            {
              "fixed": "954e3d2e7113e9ac06632aee3c69b8d818cc8952"
            }
          ],
          "repo": "https://github.com/shadow-maint/shadow",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "In shadow before 4.5, the newusers tool could be made to manipulate internal data structures in ways unintended by the authors. Malformed input may lead to crashes (with a buffer overflow or other memory corruption) or other unspecified behaviors. This crosses a privilege boundary in, for example, certain web-hosting environments in which a Control Panel allows an unprivileged user account to create subaccounts.",
  "id": "CVE-2017-12424",
  "modified": "2026-03-15T21:47:09.452358372Z",
  "published": "2017-08-04T09:29:00.187Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://lists.debian.org/debian-lts-announce/2021/03/msg00020.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.gentoo.org/glsa/201710-16"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=756630"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.launchpad.net/ubuntu/+source/shadow/+bug/1266675"
    },
    {
      "type": "FIX",
      "url": "https://github.com/shadow-maint/shadow/commit/954e3d2e7113e9ac06632aee3c69b8d818cc8952"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}