Vulnerability Description
The timing attack protection in Rijndael::Enc::ProcessAndXorBlock and Rijndael::Dec::ProcessAndXorBlock in Crypto++ (aka cryptopp) before 5.6.4 may be optimized out by the compiler, which allows attackers to conduct timing attacks.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cryptopp | Crypto\+\+ | <= 5.6.3 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2016/04/11/2Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/85975Third Party AdvisoryVDB Entry
- https://github.com/weidai11/cryptopp/issues/146Issue TrackingPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/04/11/2Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/85975Third Party AdvisoryVDB Entry
- https://github.com/weidai11/cryptopp/issues/146Issue TrackingPatchThird Party Advisory
FAQ
What is CVE-2016-3995?
CVE-2016-3995 is a vulnerability with a CVSS score of 7.5 (HIGH). The timing attack protection in Rijndael::Enc::ProcessAndXorBlock and Rijndael::Dec::ProcessAndXorBlock in Crypto++ (aka cryptopp) before 5.6.4 may be optimized out by the compiler, which allows attac...
How severe is CVE-2016-3995?
CVE-2016-3995 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-2016-3995?
Check the references section above for vendor advisories and patch information. Affected products include: Cryptopp Crypto\+\+.