CVE-2017-18239
Summary
| CVE | CVE-2017-18239 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2018-03-18 03:29:00 UTC |
| Updated | 2019-10-03 00:03:00 UTC |
| Description | A time-sensitive equality check on the JWT signature in the JsonWebToken.validate method in main/scala/authentikat/jwt/JsonWebToken.scala in authentikat-jwt (aka com.jason-goodwin/authentikat-jwt) version 0.4.5 and earlier allows the supplier of a JWT token to guess bit after bit of the signature by repeating validation requests. |
Risk And Classification
Problem Types: NVD-CWE-noinfo
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Authentikat-jwt Project | Authentikat-jwt | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| add option to do full comparison to prevent time based guessing of the private key · Issue #12 · jasongoodwin/authentikat-jwt · GitHub | MISC | github.com | Issue Tracking, Third Party Advisory |
| Use constant-time string comparison for sigs by anfedorov · Pull Request #36 · jasongoodwin/authentikat-jwt · GitHub | MISC | github.com | Issue Tracking, Third Party Advisory |
| Use constant-time string comparison for sigs · jasongoodwin/authentikat-jwt@2d2fa0d · GitHub | MISC | github.com | Patch, Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 981339 Java (maven) Security Update for com.jason-goodwin:authentikat-jwt_2.12 (GHSA-3rhm-67j6-42jq)