CVE-2015-2141
libcrypto++ - security update
EPSS 0.40%
Description
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.
How to fix CVE-2015-2141
To remediate CVE-2015-2141, upgrade the affected package to a fixed version below.
- Debian/libcrypto++—upgrade to 5.6.1-7 or later
- Debian/libcrypto++—upgrade to 5.6.0-6+deb6u1 or later
- Debian/libcrypto++—upgrade to 5.6.1-6+deb7u1 or later
Is CVE-2015-2141 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 5.6.1-7
- from 0, < 5.6.0-6+deb6u1
- from 0, < 5.6.1-6+deb7u1