Session Fixation in OpenShift Login - CVE-2023-37946

Vulnerability identifier: #VU78257

CSH Severity: High

CVSS v4: 9.3 [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]

CVE-ID: CVE-2023-37946

CWE-ID: CWE-384

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the the affected plugin does not invalidate the existing session on login. A remote attacker can gain administrator access to Jenkins.

OpenShift Login
OpenShift Developer Tools and Services
jenkins (Red Hat package)
jenkins-2-plugins (Red Hat package)

Install updates from vendor's website.

OpenShift Login - update to 1.1.0.230.v5d7030b_f5432
jenkins (Red Hat package) - addressed in versions 2.426.3.1706516254-3.el8, 2.426.3.1706516352-3.el8, 2.426.3.1706516929-3.el8
jenkins-2-plugins (Red Hat package) - addressed in versions 4.11.1706516946-1.el8, 4.13.1706516346-1.el8, 4.14.1706516441-1.el8

• https://jenkins.io/security/advisory/2023-07-12/

• Multiple vulnerabilities in Jenkins OpenShift Login plugin
• OpenShift Developer Tools and Services for OCP 4.11 update for jenkins and jenkins-2-plugins
• OpenShift Developer Tools and Services for OCP 4.13 update for jenkins and jenkins-2-plugins
• OpenShift Developer Tools and Services for OCP 4.14 update for jenkins and jenkins-2-plugins