GHSA-H533-5V22-8VCP

Vulnerability from github – Published: 2024-05-15 21:38 – Updated: 2024-05-15 21:38
VLAI
Summary
firebase/php-jwt: "None" Algorithm treated as valid on tokens
Details

Several widely-used JSON Web Token (JWT) libraries, including node-jsonwebtoken, pyjwt, namshi/jose, php-jwt, and jsjwt, are affected by critical vulnerabilities that could allow attackers to bypass the verification step when using asymmetric keys (RS256, RS384, RS512, ES256, ES384, ES512).

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "firebase/php-jwt"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2024-05-15T21:38:49Z",
    "nvd_published_at": null,
    "severity": "CRITICAL"
  },
  "details": "Several widely-used JSON Web Token (JWT) libraries, including node-jsonwebtoken, pyjwt, namshi/jose, php-jwt, and jsjwt, are affected by critical vulnerabilities that could allow attackers to bypass the verification step when using asymmetric keys (RS256, RS384, RS512, ES256, ES384, ES512).",
  "id": "GHSA-h533-5v22-8vcp",
  "modified": "2024-05-15T21:38:49Z",
  "published": "2024-05-15T21:38:49Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/firebase/php-jwt/commit/b2c2be6a45fda769c8c2ffe5ec4259a9d1e46e5b"
    },
    {
      "type": "WEB",
      "url": "https://auth0.com/blog/2015/03/31/critical-vulnerabilities-in-json-web-token-libraries"
    },
    {
      "type": "WEB",
      "url": "https://auth0.com/blog/critical-vulnerabilities-in-json-web-token-libraries"
    },
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfPHP/security-advisories/blob/master/firebase/php-jwt/2015-04-02.yaml"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/firebase/php-jwt"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "firebase/php-jwt: \"None\" Algorithm treated as valid on tokens"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.