Bug 1699333 (CVE-2019-1003050) - CVE-2019-1003050 jenkins: Improper escaping of job URLs in f:validateButton leads to cross-site scripting vulnerability.
Summary: CVE-2019-1003050 jenkins: Improper escaping of job URLs in f:validateButton l...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2019-1003050
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: 1699334 1699706 1699707
Blocks: 1699336
TreeView+ depends on / blocked
 
Reported: 2019-04-12 12:48 UTC by Marian Rehak
Modified: 2021-10-27 03:27 UTC (History)
22 users (show)

Fixed In Version: jenkins 2.172, jenkins 2.164.2
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Environment:
Last Closed: 2021-10-27 03:27:43 UTC
Embargoed:

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Description Marian Rehak 2019-04-12 12:48:36 UTC 
The f:validateButton form control for the Jenkins UI did not properly escape job URLs. This resulted in a cross-site scripting (XSS) vulnerability exploitable by users with the ability to control job names.

External References:
https://jenkins.io/security/advisory/2019-04-10/
Comment 1 Marian Rehak 2019-04-12 12:48:46 UTC 
Created jenkins tracking bugs for this issue:

Affects: fedora-all [bug 1699334]
Comment 2 Sam Fowler 2019-04-15 03:19:10 UTC 
External References:

https://jenkins.io/security/advisory/2019-04-10/#SECURITY-1327
Comment 5 Sam Fowler 2019-04-15 03:34:14 UTC 
OpenShift Jenkins update policy[0]:

"Any security advisory related updates to Jenkins core or the plugins we include in the OpenShift Jenkins master image will only occur in the v3.11 and v4.x branches of this repository.

We do support running the v3.11 version of the master image against older v3.x (as far back as v3.4) OpenShift clusters if you want to pick up Jenkins security advisory updates."

[0] https://github.com/openshift/jenkins/blob/master/README.md#jenkins-security-advisories-the-master-image-from-this-repository-and-the-oc-binary
Comment 6 Sam Fowler 2019-07-03 01:43:09 UTC 
This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 3.11

Via RHBA-2019:1605 https://access.redhat.com/errata/RHBA-2019:1605
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