CVE-2020-2254

Published: Sep 16, 2020Modified: Jun 17, 2026

6.5

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploitability: 2.8 / Impact: 3.6

Source: NVD

Description

Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.

Affected (1)

Products: Jenkins: Blue Ocean

Jenkins

1 product

Blue Ocean

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Jenkins Blue Ocean	Up to 1.23.2

Related CWEs

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

References (4)

http://www.openwall.com/lists/oss-security/2020/09/16/3

Source: jenkinsci-cert@googlegroups.com

Third Party Advisory

https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1956

Source: jenkinsci-cert@googlegroups.com

Vendor Advisory

http://www.openwall.com/lists/oss-security/2020/09/16/3

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.jenkins.io/security/advisory/2020-09-16/#SECURITY-1956

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.