ubuntu-cve-2024-25189
Vulnerability from osv_ubuntu
Published
2024-02-08 17:15
Modified
2026-05-20 15:07
Summary
Details

libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.

Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjwt0",
            "binary_version": "1.9.0-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "libjwt",
        "purl": "pkg:deb/ubuntu/libjwt@1.9.0-1build1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.8.0+dfsg-1",
        "1.8.0+dfsg-2",
        "1.9.0-1",
        "1.9.0-1build1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjwt-gnutls0",
            "binary_version": "1.10.2-1"
          },
          {
            "binary_name": "libjwt0",
            "binary_version": "1.10.2-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "libjwt",
        "purl": "pkg:deb/ubuntu/libjwt@1.10.2-1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.10.2-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjwt-gnutls0",
            "binary_version": "1.10.2-1build1"
          },
          {
            "binary_name": "libjwt0",
            "binary_version": "1.10.2-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "libjwt",
        "purl": "pkg:deb/ubuntu/libjwt@1.10.2-1build1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.10.2-1",
        "1.10.2-1build1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjwt-gnutls2",
            "binary_version": "1.17.0-2build2"
          },
          {
            "binary_name": "libjwt2",
            "binary_version": "1.17.0-2build2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "libjwt",
        "purl": "pkg:deb/ubuntu/libjwt@1.17.0-2build2?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.10.2-1build1",
        "1.17.0-2",
        "1.17.0-2build1",
        "1.17.0-2build2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjwt-gnutls2",
            "binary_version": "1.17.2-1"
          },
          {
            "binary_name": "libjwt2",
            "binary_version": "1.17.2-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "libjwt",
        "purl": "pkg:deb/ubuntu/libjwt@1.17.2-1?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.17.2-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libjwt-gnutls2",
            "binary_version": "1.17.2-1build1"
          },
          {
            "binary_name": "libjwt2",
            "binary_version": "1.17.2-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "libjwt",
        "purl": "pkg:deb/ubuntu/libjwt@1.17.2-1build1?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.17.2-1",
        "1.17.2-1build1"
      ]
    }
  ],
  "aliases": [],
  "details": "libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.",
  "id": "UBUNTU-CVE-2024-25189",
  "modified": "2026-05-20T15:07:39Z",
  "published": "2024-02-08T17:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2024-25189"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/P3ngu1nW/CVE_Request/blob/main/benmcollins%3Alibjwt.md"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/benmcollins/libjwt/commit/f73bac57c5bece16ac24f1a70022aa34355fc1bf"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/benmcollins/libjwt/commit/a5d61ef4f1b383876e0a78534383f38159471fd6"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-25189"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2024-25189"
  ]
}



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