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Jenkins Advisory 2021-10-06: CVE-2021-21683: Path traversal vulnerability on Windows

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Jenkins Advisory 2021-10-06: CVE-2021-21683: Path traversal vulnerability on Windows

Severity
4
CVSS
(AV:N/AC:L/Au:S/C:P/I:N/A:N)
Published
10/06/2021
Created
12/08/2021
Added
12/02/2021
Modified
07/12/2022

Description

The file browser in Jenkins 2.314 and earlier, LTS 2.303.1 and earlier may interpret some paths to files as absolute on Windows, resulting in a path traversal vulnerability allowing attackers with Overall/Read permission (Windows controller) or Job/Workspace permission (Windows agents) to obtain the contents of arbitrary files.

Solution(s)

  • jenkins-lts-upgrade-2_303_2
  • jenkins-upgrade-2_315

References

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