CVE-2016-6313 Information

Description

The mixing functions in the random number generator in Libgcrypt before 1.5.6 1.6.x before 1.6.6 and 1.7.x before 1.7.3 and GnuPG before 1.4.21 make it easier for attackers to obtain the values of 160 bits by leveraging knowledge of the previous 4640 bits.

CVSS Vector

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

Reference

http://rhn.redhat.com/errata/RHSA-2016-2674.html http://www.debian.org/security/2016/dsa-3649 http://www.debian.org/security/2016/dsa-3650 http://www.securityfocus.com/bid/92527 http://www.securitytracker.com/id/1036635 http://www.ubuntu.com/usn/USN-3064-1 http://www.ubuntu.com/usn/USN-3065-1 https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=blob_plain;f=NEWS https://lists.gnupg.org/pipermail/gnupg-announce/2016q3/000395.html https://security.gentoo.org/glsa/201610-04 https://security.gentoo.org/glsa/201612-01

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3