Exposure of debug and metrics endpoints in Pomerium
ImpactIn distributed service mode, Pomerium's Authenticate service exposes pprof debug and prometheus metrics handlers to untrusted traffic.  This can leak potentially sensitive environmental information or lead to limited denial of service conditions.Patchesv0.17.1WorkaroundsBlock access to `/debug` and `/metrics` paths on the authenticate service.  This can be done with any L7 proxy, including Pomerium's own proxy service.Referenceshttps://github.com/pomerium/pomerium/pull/3212For more informationIf you have any questions or comments about this advisory:Open an issue in [Pomerium](https://github.com/pomerium/pomerium)Email us at [security@pomerium.com](mailto:security@pomerium.com)