CVE-2019-7644

Description

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.

Risk Information

Base Score

9.8

MODERATE

Vector

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

EPSS Score

Exploitation Probability

0.518

Associated Vulnerability

Vulnerability	OS Platform
Vulnerabilities CVE-2019-7644 are fixed in Nuget - Auth0-WCF-Service-JWT 1.0.4	Windows
Vulnerabilities CVE-2019-7644 are fixed in Nuget - Auth0-WCF-Service-JWT for Linux 1.0.4	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234