Skip to content
OpenAdvisories
Critical · 9.0 CVE-2021-21695 BIT-jenkins-2021-21695EUVD-2022-3639GHSA-cvvm-4cr9-r436

Multiple vulnerabilities allow bypassing path filtering of agent-to-controller access control in Jenkins

Published Nov 4, 2021 · Updated Aug 3, 2024 · Assigned by jenkins

Description

FilePath#listFiles lists files outside directories that agents are allowed to access when following symbolic links in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier.

Affected products

VendorProductAffectedFixed
Jenkins project Jenkins unspecified – ≤ 2.318, unspecified – ≤ LTS 2.303.2 —

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 coreos-installer 0.9.0-8.rhaos4.8.el8 RHSA-2022:0055, RHSA-2021:4829
Red Hat OpenShift 4 coreos-installer-bootinfra 0.12.0-1.rhaos4.10.el8 RHSA-2022:0055
Red Hat OpenShift 4 cri-o 1.23.0-92.rhaos4.10.gitdaab4d1.el7 RHSA-2022:0055
Red Hat OpenShift 4 jenkins 2.303.3.1637595827-1.el8 RHSA-2022:0055, RHSA-2021:4833, RHSA-2021:4829
Red Hat OpenShift 4 jenkins-2-plugins 4.6.1637602169-1.el8 RHSA-2022:0055, RHSA-2021:4833, RHSA-2021:4829
Red Hat OpenShift 4 openshift +1 4.10.0-202202250816.p0.ge419edf.assembly.stream.el7 RHSA-2022:0055
Red Hat OpenShift 4 openshift-clients +1 4.10.0-202202160023.p0.gf93da17.assembly.stream.el7 RHSA-2022:0055
Red Hat OpenShift 3 jenkins 2.303.3.1637698110-1.el7 RHSA-2021:4827
Red Hat OpenShift 3 jenkins-2-plugins 3.11.1637699107-1.el7 RHSA-2021:4827

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.jenkins-ci.main:jenkins-core < 2.303.3 2.303.3 GHSA-cvvm-4cr9-r436
Maven org.jenkins-ci.main:jenkins-core >= 2.304, < 2.319 2.319 GHSA-cvvm-4cr9-r436

Advisories 6

References