CVE-2021-21695

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.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2021/11/04/3	Mailing List Third Party Advisory
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455	Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/11/04/3	Mailing List Third Party Advisory
https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:jenkins:jenkins:::::lts:::*
	cpe:2.3:a:jenkins:jenkins:::::-:::*

History

21 Nov 2024, 05:48

Type	Values Removed	Values Added
References	~~() http://www.openwall.com/lists/oss-security/2021/11/04/3 - Mailing List, Third Party Advisory~~	() http://www.openwall.com/lists/oss-security/2021/11/04/3 - Mailing List, Third Party Advisory
References	~~() https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455 - Vendor Advisory~~	() https://www.jenkins.io/security/advisory/2021-11-04/#SECURITY-2455 - Vendor Advisory

Information

Published : 2021-11-04 17:15

Updated : 2024-11-21 05:48

NVD link : CVE-2021-21695

Mitre link : CVE-2021-21695

CVE.ORG link : CVE-2021-21695

JSON object : View

Products Affected

jenkins

jenkins

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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