CVE Vulnerabilities

CVE-2023-24456

Session Fixation

Published: Jan 26, 2023 | Modified: Feb 02, 2023
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

Jenkins Keycloak Authentication Plugin 2.3.0 and earlier does not invalidate the previous session on login.

Weakness

Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.

Affected Software

Name Vendor Start Version End Version
Keycloak_authentication Jenkins * 2.3.0 (including)

Extended Description

Such a scenario is commonly observed when:

Potential Mitigations

References