CVE-2024-37568

Published Jun 9, 2024

Last updated 3 months ago

Overview

Description: lepture Authlib before 1.3.1 has algorithm confusion with asymmetric public keys. Unless an algorithm is specified in a jwt.decode call, HMAC verification is allowed with any asymmetric public key. (This is similar to CVE-2022-29217 and CVE-2024-33663.)
Source: cve@mitre.org
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.5
Impact score: 3.6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-347
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-284

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:authlib:authlib:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "18E429CB-390E-4F80-B36A-83E930FFDC41",
            "versionEndExcluding": "1.3.1"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References