Saltcorn Server allows logged-in users to delete arbitrary files because of a path traversal vulnerability

Description

A logged-in user with any role can delete arbitrary files on the filesystem by calling the sync/clean_sync_dir endpoint. The dir_name POST parameter is not validated/sanitized and is used to construct the syncDir that is deleted by calling fs.rm.

Recommendation

Update the @saltcorn/server package to the latest compatible version. Followings are version details:

• Affected version(s): <= 1.0.0-beta.15
• Patched version(s): 1.0.0-beta.16

References

• GHSA-43f3-h63w-p6f6
• CVE-2024-47818
• CWE-22
• CAPEC-310
• OWASP 2021-A1
• OWASP 2021-A6

Related Issues

• matrix-js-sdk has insufficient MXC URI validation which allows client-side path traversal - CVE-2024-50336
• @saltcorn/server arbitrary file zip read and download when downloading auto backups - Vulnerability
• Langchain Path Traversal vulnerability - CVE-2024-7774
• mapshaper Path Traversal vulnerability - CVE-2024-1163

Tags:

npm

@saltcorn/server