Debian DSA-4167-1 : sharutils - security update

high Nessus Plugin ID 108854

Synopsis

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

Description

A buffer-overflow vulnerability was discovered in Sharutils, a set of utilities handle Shell Archives. An attacker with control on the input of the unshar command, could crash the application or execute arbitrary code in the its context.

Solution

Upgrade the sharutils packages.

For the oldstable distribution (jessie), this problem has been fixed in version 1:4.14-2+deb8u1.

For the stable distribution (stretch), this problem has been fixed in version 1:4.15.2-2+deb9u1.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=893525

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

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

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

https://www.debian.org/security/2018/dsa-4167

Plugin Details

Severity: High

ID: 108854

File Name: debian_DSA-4167.nasl

Version: 1.5

Type: local

Agent: unix

Published: 4/6/2018

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: Medium

Base Score: 6.8

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

CVSS v3

Risk Factor: High

Base Score: 7.8

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:sharutils, cpe:/o:debian:debian_linux:8.0, cpe:/o:debian:debian_linux:9.0

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

Patch Publication Date: 4/5/2018

Reference Information

CVE: CVE-2018-1000097

DSA: 4167