Description
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.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| github.com/robbert229/jwt | github.com/robbert229/jwt | < 0.0.0-20170426191122-ca1404ee6e83 |
References
- https://github.com/robbert229/jwt/commit/ca1404ee6e83fcbafb66b09ed0d543850a15b654Patch, Third Party Advisory
- https://github.com/robbert229/jwt/issues/12Issue Tracking, Third Party Advisory
- https://pkg.go.dev/vuln/GO-2020-0023Patch, Vendor Advisory
- https://github.com/robbert229/jwt/commit/ca1404ee6e83fcbafb66b09ed0d543850a15b654Patch, Third Party Advisory
- https://github.com/robbert229/jwt/issues/12Issue Tracking, Third Party Advisory
- https://pkg.go.dev/vuln/GO-2020-0023Patch, Vendor Advisory
Timeline
- Published
- Dec 27, 2022
- Last modified
- Jun 17, 2026
- NVD status
- Modified