Debian DSA-4174-1 : corosync - security update

critical Nessus Plugin ID 109092

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Synopsis

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

Description

The Citrix Security Response Team discovered that corosync, a cluster engine implementation, allowed an unauthenticated user to cause a denial-of-service by application crash.

Solution

Upgrade the corosync packages.

For the stable distribution (stretch), this problem has been fixed in version 2.4.2-3+deb9u1.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=895653

https://security-tracker.debian.org/tracker/source-package/corosync

https://packages.debian.org/source/stretch/corosync

https://www.debian.org/security/2018/dsa-4174

Plugin Details

Severity: Critical

ID: 109092

File Name: debian_DSA-4174.nasl

Version: 1.7

Type: local

Agent: unix

Published: 4/18/2018

Updated: 11/13/2018

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:corosync, cpe:/o:debian:debian_linux:9.0

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

Patch Publication Date: 4/17/2018

Reference Information

CVE: CVE-2018-1084

DSA: 4174