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Debian DSA-3474-1 : libgcrypt20 - security update

low Nessus Plugin ID 88725

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Synopsis

The remote Debian host is missing a security-related update.

Description

Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered that the ECDH secret decryption keys in applications using the libgcrypt20 library could be leaked via a side-channel attack.

See https://www.cs.tau.ac.IL/~tromer/ecdh/ for details.

Solution

Upgrade the libgcrypt20 packages.

For the stable distribution (jessie), this problem has been fixed in version 1.6.3-2+deb8u1.

See Also

https://www.cs.tau.ac.IL/~tromer/ecdh/

https://packages.debian.org/source/jessie/libgcrypt20

https://www.debian.org/security/2016/dsa-3474

Plugin Details

Severity: Low

ID: 88725

File Name: debian_DSA-3474.nasl

Version: 2.8

Type: local

Agent: unix

Published: 2/15/2016

Updated: 1/11/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Low

Base Score: 1.9

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:N/A:N

CVSS v3

Risk Factor: Low

Base Score: 2

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libgcrypt20, cpe:/o:debian:debian_linux:8.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Patch Publication Date: 2/12/2016

Reference Information

CVE: CVE-2015-7511

DSA: 3474