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OpenAdvisories
High · 7.5 CVE-2021-21671 BIT-jenkins-2021-21671EUVD-2022-2462GHSA-4wr9-2xc6-jmg5

Session fixation vulnerability in Jenkins

Published Jun 30, 2021 · Updated Aug 3, 2024 · Assigned by jenkins

Description

Jenkins 2.299 and earlier, LTS 2.289.1 and earlier does not invalidate the previous session on login.

Affected products

VendorProductAffectedFixed
Jenkins project Jenkins 2.266 – < unspecified, LTS 2.277.1 – < unspecified, unspecified – ≤ 2.299, unspecified – ≤ LTS 2.289.1 unspecified

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Red Hat OpenShift 4 butane 0.12.1-2.rhaos4.8.el8 RHSA-2021:3820
Red Hat OpenShift 4 jenkins 2.289.2.1628252553-1.el8 RHSA-2021:3820, RHBA-2021:3396, RHBA-2021:3033

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.jenkins-ci.main:jenkins-core >= 2.292, < 2.300 2.300 GHSA-4wr9-2xc6-jmg5
Maven org.jenkins-ci.main:jenkins-core < 2.289.2 2.289.2 GHSA-4wr9-2xc6-jmg5

Advisories 3

References