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CVE-2023-43498

high CVSS 8.1 EPSS 1.0%

In Jenkins 2.423 and earlier, LTS 2.414.1 and earlier, processing file uploads using MultipartFormDataParser creates temporary files in the default system temporary directory with the default permissions for newly created files, potentially allowing attackers with access to the Jenkins controller file system to read and write the files before they are used.

Versions it affects

Software versions checked with the free lookup that CVE-2023-43498 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
8.1 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 60% of scored vulnerabilities
Weakness
CWE-377
Published
2023-09-20
NVD CVE.org

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