Bug 1921322 (CVE-2021-21615) - CVE-2021-21615 jenkins: Filesystem traversal by privileged users
Summary: CVE-2021-21615 jenkins: Filesystem traversal by privileged users
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2021-21615
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1921418 1921419 1925482 1925483 1929921
Blocks: 1921323
TreeView+ depends on / blocked
 
Reported: 2021-01-27 21:51 UTC by Pedro Sampaio
Modified: 2021-03-03 04:17 UTC (History)
18 users (show)

Fixed In Version: jenkins 2.276, jenkins LTS 2.263.3
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2021-02-18 19:02:08 UTC
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:0423 0 None None None 2021-02-17 19:04:44 UTC
Red Hat Product Errata RHSA-2021:0429 0 None None None 2021-03-03 04:17:40 UTC

Description Pedro Sampaio 2021-01-27 21:51:09 UTC
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.

http://www.openwall.com/lists/oss-security/2021/01/26/2
https://www.jenkins.io/security/advisory/2021-01-26/#SECURITY-2197

Comment 2 Sam Fowler 2021-01-28 02:40:28 UTC
External References:

https://www.jenkins.io/security/advisory/2021-01-26/#SECURITY-2197

Comment 3 errata-xmlrpc 2021-02-17 19:04:42 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.6

Via RHSA-2021:0423 https://access.redhat.com/errata/RHSA-2021:0423

Comment 4 Product Security DevOps Team 2021-02-18 19:02:08 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-21615

Comment 5 errata-xmlrpc 2021-03-03 04:17:37 UTC
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.5

Via RHSA-2021:0429 https://access.redhat.com/errata/RHSA-2021:0429


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