Description
OpenSave through 2.4.0 fails to properly validate save paths supplied by paired peers in the manifest request handler. Attackers can specify arbitrary directories outside configured save locations to read and write files through manifest and sync routes.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Liquid-co | OpenSave | ≤ 2.4.0 | — |
References
- https://gist.github.com/mansurmavlankulov/2ca66f95965fb9d4aab353bcf2434cdb third-party-advisory
- https://github.com/Liquid-co/OpenSave/blob/v2.4.0/internal/p2p/routes.go#L555-L566 technical-description
- https://github.com/Liquid-co/OpenSave/blob/v2.4.0/internal/delta/rootguard.go#L16-L30 technical-description
- https://github.com/Liquid-co/OpenSave product
- VulnCheck Advisory: OpenSave through 2.4.0 Arbitrary File Read and Write via Peer-Controlled Save Path third-party-advisory