CVE-2015-7511 Information

Description

Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-updates/2016-05/msg00027.html http://www.cs.tau.ac.IL/~tromer/ecdh/ http://www.debian.org/security/2016/dsa-3474 http://www.debian.org/security/2016/dsa-3478 http://www.securityfocus.com/bid/83253 http://www.ubuntu.com/usn/USN-2896-1 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/W2IL4PAEICHGA2XMQYRY3MIWHM4GMPAG/ https://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.html https://security.gentoo.org/glsa/201610-04

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

2.0