TorchServe gRPC Port Exposure

Impact

The two gRPC ports 7070 and 7071, are not bound to [localhost](http://localhost/) by default, so when TorchServe is launched, these two interfaces are bound to all interfaces. Customers using PyTorch inference Deep Learning Containers (DLC) through Amazon SageMaker and EKS are not affected.

Patches

This issue in TorchServe has been fixed in [#3083](https://github.com/pytorch/serve/pull/3083).

TorchServe release 0.11.0 includes the fix to address this vulnerability.

References

• [#3083](https://github.com/pytorch/serve/pull/3083)
• [TorchServe release v0.11.0](https://github.com/pytorch/serve/releases/tag/v0.11.0)

Thank Kroll Cyber Risk for 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.