Token validation methods are susceptible to a timing side-channel during HMAC comparison. With a large enough number of requests over a low latency connection, an attacker may use this to determine the expected HMAC.
The product exposes a resource to the wrong control sphere, providing unintended actors with inappropriate access to the resource.
Link | Tags |
---|---|
https://github.com/robbert229/jwt/commit/ca1404ee6e83fcbafb66b09ed0d543850a15b654 | third party advisory patch |
https://github.com/robbert229/jwt/issues/12 | issue tracking third party advisory |
https://pkg.go.dev/vuln/GO-2020-0023 | patch vendor advisory |