CVE-2015-2141 — Vulnetix

CVE-2015-2141 PUBLISHED

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.

EPSS 0.40% · 61.2th percentile

Risk Scores

EPSS Score

0.40%

61.2th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:14.04:LTS	libcrypto++	0, 5.6.1-6

Exploit Intelligence

DSA-3296 (circl)
75467 (circl)
http://sourceforge.net/p/cryptopp/code/542/ (circl)
https://github.com/weidai11/cryptopp/commit/9425e16437439e68c7d96abef922167d68fafaff (circl)
openSUSE-SU-2015:1271 (circl)

Timeline

Jul 1, 2015 CVE Published
Feb 4, 2022 EPSS Score
Mar 29, 2022 EPSS Score
May 20, 2022 EPSS Score
Jul 12, 2022 EPSS Score
Sep 3, 2022 EPSS Score
Dec 18, 2022 EPSS Score
Feb 8, 2023 EPSS Score
Mar 7, 2023 EPSS Score
Apr 2, 2023 EPSS Score
May 25, 2023 EPSS Score
Jul 16, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2015-2141 third-party-advisory
https://github.com/weidai11/cryptopp/commit/9425e16437439e68c7d96abef922167d68fafaff third-party-advisory
https://eprint.iacr.org/2015/368 third-party-advisory
https://www.cve.org/CVERecord?id=CVE-2015-2141 third-party-advisory

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