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CVE-2020-25074: MoinMoin vulnerable to remote code execution via cache action

November 11, 2020 (updated October 7, 2024)

The cache action in action/cache.py 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.

References

  • github.com/advisories/GHSA-52q8-877j-gghq
  • github.com/moinwiki/moin
  • github.com/moinwiki/moin-1.9/commit/6b96a9060069302996b5af47fd4a388fc80172b7
  • github.com/moinwiki/moin-1.9/security/advisories/GHSA-52q8-877j-gghq
  • github.com/pypa/advisory-database/tree/main/vulns/moin/PYSEC-2020-67.yaml
  • lists.debian.org/debian-lts-announce/2020/11/msg00020.html
  • nvd.nist.gov/vuln/detail/CVE-2020-25074
  • pypi.org/project/moin
  • www.debian.org/security/2020/dsa-4787

Code Behaviors & Features

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Affected versions

All versions before 1.9.11

Fixed versions

  • 1.9.11

Solution

Upgrade to version 1.9.11 or above.

Impact 9.8 CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Source file

pypi/moin/CVE-2020-25074.yml

Spotted a mistake? Edit the file on GitLab.

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