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Session Fixation in Jenkins

Moderate severity GitHub Reviewed Published May 14, 2022 to the GitHub Advisory Database • Updated Dec 15, 2023

Package

maven org.jenkins-ci.main:jenkins-core (Maven)

Affected versions

<= 2.138.1
>= 2.140, <= 2.145

Patched versions

2.138.2
2.146

Description

A session fixation vulnerability exists in Jenkins 2.145 and earlier, LTS 2.138.1 and earlier in core/src/main/java/hudson/security/HudsonPrivateSecurityRealm.java that prevented Jenkins from invalidating the existing session and creating a new one when a user signed up for a new user account.

References

Published by the National Vulnerability Database Jan 9, 2019
Published to the GitHub Advisory Database May 14, 2022
Reviewed Jun 30, 2022
Last updated Dec 15, 2023

Severity

Moderate
5.4
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Weaknesses

CVE ID

CVE-2018-1000409

GHSA ID

GHSA-rr6r-p7rw-369c

Source code

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