First published: Tue Nov 21 2023(Updated: )
### Impact Using the model/workflow management API, there is a chance of uploading potentially harmful archives that contain files that are extracted to any location on the filesystem that is within the process permissions. Leveraging this issue could aid third-party actors in hiding harmful code in open-source/public models, which can be downloaded from the internet, and take advantage of machines running Torchserve. ### Patches The ZipSlip issue in TorchServe has been fixed by validating the paths of files contained within a zip archive before extracting them: https://github.com/pytorch/serve/pull/2634 TorchServe release 0.9.0 includes fixes to address the ZipSlip vulnerability: https://github.com/pytorch/serve/releases/tag/v0.9.0 ### References https://github.com/pytorch/serve/pull/2634 https://github.com/pytorch/serve/releases/tag/v0.9.0 ### Credit We would like to thank Oligo Security for responsibly disclosing this issue. If you have any questions or comments about this advisory, we ask that you contact AWS Security via our [vulnerability reporting page](https://aws.amazon.com/security/vulnerability-reporting) or directly via email to [aws-security@amazon.com](mailto:aws-security@amazon.com). Please do not create a public GitHub issue.
Affected Software | Affected Version | How to fix |
---|---|---|
pip/torchserve | >=0.1.0<0.9.0 | 0.9.0 |
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Using the model/workflow management API, there is a chance of uploading potentially harmful archives that contain files that are extracted to any location on the filesystem that is within the process permissions.
Leveraging this vulnerability could aid third-party actors in hiding harmful code in the uploaded archives.
Software versions between 0.1.0 and 0.9.0 of torchserve are affected.
The severity rating of GHSA-m2mj-pr4f-h9jp is medium (5.3).
You can find more information about GHSA-m2mj-pr4f-h9jp on the GitHub security advisories page (https://github.com/pytorch/serve/security/advisories/GHSA-m2mj-pr4f-h9jp).