The cache action in action/cache.py in MoinMoin through 1.9.10 allows directory traversal through a crafted HTTP request. An attacker who can upload attachments to the wiki can use this to achieve remote code execution.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25074
Reference (s):
- DEBIAN:DSA-4787
- URL: https://www.debian.org/security/2020/dsa-4787
- http://moinmo.in/SecurityFixes
- https://github.com/moinwiki/moin-1.9/security/advisories/GHSA-52q8-877j-gghq
- MLIST:[debian-lts-announce] 20201110 [SECURITY] [DLA 2446-1] moin security update