9.8
CVSSv3

CVE-2021-21694

Published: 04/11/2021 Updated: 22/11/2023
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

FilePath#toURI, FilePath#hasSymlink, FilePath#absolutize, FilePath#isDescendant, and FilePath#get*DiskSpace do not check any permissions in Jenkins 2.318 and previous versions, LTS 2.303.2 and previous versions.

Vulnerability Trend

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jenkins jenkins

Vendor Advisories

A security issue has been found in Jenkins before version 2319 FilePath#toURI, FilePath#hasSymlink, FilePath#absolutize, FilePath#isDescendant, and FilePath#get*DiskSpace do not check any permissions This allows agent processes to read and write arbitrary files on the Jenkins controller file system, and obtain some information about Jenkins cont ...