CVE-2016-3995

HighCVSS 7.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.0 7.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-200

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://www.openwall.com/lists/oss-security/2016/04/11/2Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/85975Third Party Advisory, VDB Entry
https://github.com/weidai11/cryptopp/issues/146Issue Tracking, Patch, Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/04/11/2Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/85975Third Party Advisory, VDB Entry
https://github.com/weidai11/cryptopp/issues/146Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Feb 13, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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