CVE-2024-33531

8.1 HIGH

Published: April 24, 2024 Modified: April 15, 2026

Description

cdbattags lua-resty-jwt 0.2.3 allows attackers to bypass all JWT-parsing signature checks by crafting a JWT with an enc header with the value A256GCM.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/cdbattags/lua-resty-jwt/commit/d1558e2afefe868fea1e7e9a4b04ea94ab678a85

Source: cve@mitre.org

https://github.com/cdbattags/lua-resty-jwt/issues/61

Source: cve@mitre.org

https://insinuator.net/2023/10/lua-resty-jwt-authentication-bypass/

Source: cve@mitre.org

https://github.com/cdbattags/lua-resty-jwt/commit/d1558e2afefe868fea1e7e9a4b04ea94ab678a85

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/cdbattags/lua-resty-jwt/issues/61

Source: af854a3a-2127-422b-91ae-364da2661108

https://insinuator.net/2023/10/lua-resty-jwt-authentication-bypass/

Source: af854a3a-2127-422b-91ae-364da2661108

6 reference(s) from NVD

Quick Stats

CVSS v3 Score

8.1 / 10.0

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-290

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