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CVE-2023-43496

high CVSS 8.8 EPSS 1.0%

Jenkins 2.423 and earlier, LTS 2.414.1 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 the file before it is installed in Jenkins, potentially resulting in arbitrary code execution.

Versions it affects

Software versions checked with the free lookup that CVE-2023-43496 applies to, and the release that fixes it where the sources name one.

Jenkins 1.509 fixed in 2.414.2

At a glance

Severity
High
CVSS base score
8.8 out of 10
Known exploited
Not in CISA's catalogue of exploited vulnerabilities
EPSS
1.0% probability of exploitation in the next 30 days, higher than 63% of scored vulnerabilities
Weakness
CWE-276
Published
2023-09-20
NVD CVE.org

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