CVE-2023-27899

Jenkins 2.393 and earlier, LTS 2.375.3 and earlier creates a temporary file in the default temporary directory with the default permissions for newly created files when uploading a plugin for installation, potentially allowing attackers with access to the Jenkins controller file system to read and write the file before it is used, potentially resulting in arbitrary code execution.

Published: Mar 10, 2023
Updated: May 9, 2024
CVE: CVE-2023-27899
GHSA: GHSA-hf9h-vv4m-2f33
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWEs:

CWE-863

Affected Software
References

Software	From	Fixed in
jenkins / jenkins	-	2.394
jenkins / jenkins	-	2.375.4
org.jenkins-ci.main / jenkins-core	2.376	2.387.1
org.jenkins-ci.main / jenkins-core	-	2.375.4
org.jenkins-ci.main / jenkins-core	2.388	2.394

https://github.com/CVEProject/cvelist/blob/master/2023/27xxx/CVE-2023-27899.json
https://github.com/jenkinsci/jenkins/commit/f39c11fa27b14923260c4c9b896f0f373e2a0a17
https://www.jenkins.io/security/advisory/2023-03-08/#SECURITY-2823

Vulnerability Database

CVE-2023-27899

Deep Security Visibility Without the Complexity