CVE-2023-43498

high

Description

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.

References

https://www.jenkins.io/security/advisory/2023-09-20/#SECURITY-3073

http://www.openwall.com/lists/oss-security/2023/09/20/5

Details

Source: Mitre, NVD

Published: 2023-09-20

Updated: 2024-09-25

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:N

Severity: High

CVSS v3

Base Score: 8.1

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Severity: High