Saltcorn up to 1.0.0-beta.15 POST Parameter sync/clean_sync_dir dir_name path traversal

Summaryinfo

A vulnerability classified as critical was found in Saltcorn up to 1.0.0-beta.15. The affected element is an unknown function of the file sync/clean_sync_dir of the component POST Parameter Handler. Executing a manipulation of the argument dir_name can lead to path traversal. This vulnerability appears as CVE-2024-47818. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Saltcorn up to 1.0.0-beta.15. It has been declared as critical. This vulnerability affects an unknown function of the file sync/clean_sync_dir of the component POST Parameter Handler. The manipulation of the argument dir_name with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect availability. CVE summarizes:

Saltcorn is an extensible, open source, no-code database application builder. 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`. This issue has been addressed in release version 1.0.0-beta16 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

The advisory is available at github.com. This vulnerability was named CVE-2024-47818 since 10/03/2024. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version 1.0.0-beta.16 eliminates this vulnerability. Applying the patch 3c551261d0e230635774798009951fa83a07cc3a is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

• Saltcorn

Version

• 1.0.0-beta.0
• 1.0.0-beta.1
• 1.0.0-beta.2
• 1.0.0-beta.3
• 1.0.0-beta.4
• 1.0.0-beta.5
• 1.0.0-beta.6
• 1.0.0-beta.7
• 1.0.0-beta.8
• 1.0.0-beta.9
• 1.0.0-beta.10
• 1.0.0-beta.11
• 1.0.0-beta.12
• 1.0.0-beta.13
• 1.0.0-beta.14
• 1.0.0-beta.15

License

• open-source

Website

• Product: https://github.com/saltcorn/saltcorn/

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