Bug 2020322 (CVE-2021-21685)

Summary:	CVE-2021-21685 jenkins: FilePath#mkdirs does not check permission to create parent directories
Product:	[Other] Security Response	Reporter:	Michael Kaplan <mkaplan>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	abenaiss, aileenc, aos-bugs, bmontgom, chazlett, drieden, eparis, ggaughan, gmalinko, janstey, jburrell, jochrist, jokerman, jwon, nstielau, pbhattac, pdelbell, spandura, sponnaga, vkumar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	jenkins 2.319, jenkins LTS 2.303.3	Doc Type:	If docs needed, set a value
Doc Text:	An incorrect permissions validation vulnerability was found in Jenkins. The FilePath#mkdirs does not check permission to create parent directories, which may allow an attacker who controls the agent process to get read and write arbitrary files on the Jenkins controller file system.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-12-02 22:39:26 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2020611, 2020612, 2020613, 2020614, 2020615, 2020616
Bug Blocks:	2020347

Description Michael Kaplan 2021-11-04 15:33:27 UTC

FilePath#mkdirs does not check permission to create parent directories.

Comment 1 Michael Kaplan 2021-11-04 16:12:42 UTC

References:

https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455

Comment 5 errata-xmlrpc 2021-11-29 10:37:06 UTC

This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.9

Via RHSA-2021:4833 https://access.redhat.com/errata/RHSA-2021:4833

Comment 6 errata-xmlrpc 2021-11-30 09:09:01 UTC

This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.8

Via RHSA-2021:4829 https://access.redhat.com/errata/RHSA-2021:4829

Comment 7 errata-xmlrpc 2021-12-01 12:25:55 UTC

This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.7

Via RHSA-2021:4801 https://access.redhat.com/errata/RHSA-2021:4801

Comment 8 errata-xmlrpc 2021-12-02 18:34:51 UTC

This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 4.6

Via RHSA-2021:4799 https://access.redhat.com/errata/RHSA-2021:4799

Comment 9 errata-xmlrpc 2021-12-02 22:00:54 UTC

This issue has been addressed in the following products:

  Red Hat OpenShift Container Platform 3.11

Via RHSA-2021:4827 https://access.redhat.com/errata/RHSA-2021:4827

Comment 10 Product Security DevOps Team 2021-12-02 22:39:24 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-2021-21685