Vulnerability Description
The verify function in Encryption/Symmetric.php in Malcolm Fell jwt before 1.0.3 does not use a timing-safe function for hash comparison, which allows attackers to spoof signatures via a timing attack.
CVSS Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Emarref | Jwt | <= 1.0.2 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/95847
- https://github.com/emarref/jwt/pull/20Issue TrackingPatchThird Party Advisory
- https://github.com/emarref/jwt/releases/tag/1.0.3Issue TrackingPatchThird Party Advisory
- http://www.securityfocus.com/bid/95847
- https://github.com/emarref/jwt/pull/20Issue TrackingPatchThird Party Advisory
- https://github.com/emarref/jwt/releases/tag/1.0.3Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2016-7037?
CVE-2016-7037 is a vulnerability with a CVSS score of 7.5 (HIGH). The verify function in Encryption/Symmetric.php in Malcolm Fell jwt before 1.0.3 does not use a timing-safe function for hash comparison, which allows attackers to spoof signatures via a timing attack...
How severe is CVE-2016-7037?
CVE-2016-7037 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-7037?
Check the references section above for vendor advisories and patch information. Affected products include: Emarref Jwt.