vulnerability

Red Hat OpenShift: CVE-2021-21615: jenkins: Filesystem traversal by privileged users

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Severity	CVSS	Published	Added	Modified
4	(AV:N/AC:M/Au:S/C:P/I:N/A:N)	Jan 26, 2021	Feb 19, 2021	Mar 30, 2026

Severity

CVSS

(AV:N/AC:M/Au:S/C:P/I:N/A:N)

Published

Jan 26, 2021

Added

Feb 19, 2021

Modified

Mar 30, 2026

Description

Jenkins 2.275 and LTS 2.263.2 allows reading arbitrary files using the file browser for workspaces and archived artifacts due to a time-of-check to time-of-use (TOCTOU) race condition.

Solutions

linuxrpm-upgrade-conmonlinuxrpm-upgrade-jenkinslinuxrpm-upgrade-machine-config-daemonlinuxrpm-upgrade-openshiftlinuxrpm-upgrade-openshift-ansiblelinuxrpm-upgrade-openshift-clientslinuxrpm-upgrade-runc

References

CVE-2021-21615
https://attackerkb.com/topics/CVE-2021-21615
CWE-367
EUVD-EUVD-2022-5063
REDHAT-RHSA-2021:0423
REDHAT-RHSA-2021:0429
https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-5063

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