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CVE-2015-2141

Good to know:

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Date: July 1, 2015

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.

Language: C++

Severity Score

Related Resources (7)

http://www.debian.org/security/2015/dsa-3296
https://github.com/weidai11/cryptopp/commit/9425e16437439e68c7d96abef922167d68fafaff
http://lists.opensuse.org/opensuse-updates/2015-07/msg00047.html
http://www.securityfocus.com/bid/75467
http://sourceforge.net/p/cryptopp/code/542/
https://nvd.nist.gov/vuln/detail/CVE-2015-2141
https://www.mend.io/vulnerability-database/CVE-2015-2141

Severity Score

Weakness Type (CWE)

Information Leak / Disclosure

CWE-200

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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