keycloak-core vulnerable to timing attacks against JWS token verification · CVE-2017-2585 · GitHub Advisory Database · GitHub

keycloak-core vulnerable to timing attacks against JWS token verification

Moderate severity GitHub Reviewed Published Oct 18, 2018 to the GitHub Advisory Database • Updated Sep 7, 2023

Package

org.keycloak:keycloak-core (Maven)

Affected versions

< 2.5.1

Patched versions

2.5.1

Description

Red Hat Keycloak before version 2.5.1 has an implementation of HMAC verification for JWS tokens that uses a method that runs in non-constant time, potentially leaving the application vulnerable to timing attacks.

References

Published to the GitHub Advisory Database Oct 18, 2018

Reviewed Jun 16, 2020

Last updated Sep 7, 2023

Severity

Moderate

5.9

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

High

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

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