8.8
CVSSv3

CVE-2023-43496

Published: 20/09/2023 Updated: 23/09/2023
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 0

Vulnerability Summary

Jenkins 2.423 and previous versions, LTS 2.414.1 and previous versions creates a temporary file in the system temporary directory with the default permissions for newly created files when installing a plugin from a URL, potentially allowing attackers with access to the system temporary directory to replace the file before it is installed in Jenkins, potentially resulting in arbitrary code execution.

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Vendor Advisories

DescriptionThe MITRE CVE dictionary describes this issue as: Jenkins 2423 and earlier, LTS 24141 and earlier creates a temporary file in the system temporary directory with the default permissions for newly created files when installing a plugin from a URL, potentially allowing attackers with access to the system temporary directory to replace t ...