GHSA-5vw4-v588-pgv8
robbert229/jwt's token validation methods vulnerable to a timing side-channel during HMAC comparison
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| Go | github.com/robbert229/jwt | < 0.0.0-20170426191122-ca1404ee6e83 | 0.0.0-20170426191122-ca1404ee6e83 |
Details
As written in the advisory (Markdown source, shown as plain text).
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.
References
External links from the advisory. They lead to third-party sites.