CVE-2015-2141

The InvertibleRWFunction::CalculateInverse function in rw.cpp in libcrypt++ 5.6.2 does not properly blind private key operations for the Rabin-Williams digital signature algorithm, which allows remote attackers to obtain private keys via a timing attack.

Score

CVSS 2.0 5.0 Medium

Status

Modified - cve@mitre.org

Published

2015-07-01

Last modified

2024-08-06

Weaknesses

CWE-200

Affected products

• Crypto++ Library (Cryptopp)
• Opensuse (Opensuse)

References

• http://lists.opensuse.org/opensuse-updates/2015-07/msg00047.html
• http://sourceforge.net/p/cryptopp/code/542/
• http://www.debian.org/security/2015/dsa-3296
• http://www.securityfocus.com/bid/75467
• https://github.com/weidai11/cryptopp/commit/9425e16437439e68c7d96abef922167d68fafaff