CVE-2023-27903

Aliases:GHSA-584m-7r4m-8j6vBIT-jenkins-2023-27903
Advisory lineage Upstream: 0 Downstream: 9
Modified
Published: 08 Mar 2023, 17:14
Last modified:28 Feb 2025, 18:50

Vulnerability Summary

Overall Risk (default)
low
18/100
CVSS Score
4.4 MEDIUM
v3.1 (cve.org)
EPSS Score
0.07% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

08 Mar 2023, 17:14
Published
Vulnerability first disclosed
28 Feb 2025, 18:50
Last Modified
Vulnerability information updated

Description

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 file parameter through the CLI, potentially allowing attackers with access to the Jenkins controller file system to read and write the file before it is used.

CVSS Metrics

  • v3.1•MEDIUM•Score: 4.4CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
  • v3.1•LOW•Score: 3.6CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

EPSS Trends

Current EPSS score: 0.07%• Percentile: 21%

Techniques & Countermeasures

  • CWE-863•Incorrect Authorization

    The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

Affected Systems

  • Unknown•Jenkins

    < 2.375.4 | < 2.394

  • org.jenkins-ci.main•jenkins-core

    ≥ 2.376, < 2.387.1 | < 2.375.4 | ≥ 2.388, < 2.394

References (4)