CVE-2019-7644 – auth0-wcf-service-jwt

Package

Manager: nuget
Name: auth0-wcf-service-jwt
Vulnerable Version: >=0 <1.0.4

Severity

Level: Critical

CVSS v3.1: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.00518 pctl0.65814

Details

Critical severity vulnerability that affects Auth0-WCF-Service-JWT Auth0 Auth0-WCF-Service-JWT before 1.0.4 leaks the expected JWT signature in an error message when it cannot successfully validate the JWT signature. If this error message is presented to an attacker, they can forge an arbitrary JWT token that will be accepted by the vulnerable application.

Metadata

Created: 2019-04-18T14:28:03Z
Modified: 2021-09-16T20:03:33Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2019/04/GHSA-qpvx-gpqm-g98j/GHSA-qpvx-gpqm-g98j.json
CWE IDs: ["CWE-209"]
Alternative ID: GHSA-qpvx-gpqm-g98j
Finding: F037
Auto approve: 1