Debian DLA-990-1 : expat security update

high Nessus Plugin ID 100850

Synopsis

The remote Debian host is missing a security update.

Description

It was discovered that there was an infinite loop vulnerability in expat, a XML parsing C library :

https://libexpat.github.io/doc/cve-2017-9233/

For Debian 7 'Wheezy', this issue has been fixed in expat version 2.1.0-1+deb7u5.

We recommend that you upgrade your expat packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected packages.

See Also

https://libexpat.github.io/doc/cve-2017-9233/

https://lists.debian.org/debian-lts-announce/2017/06/msg00018.html

https://packages.debian.org/source/wheezy/expat

Plugin Details

Severity: High

ID: 100850

File Name: debian_DLA-990.nasl

Version: 3.8

Type: local

Agent: unix

Published: 6/19/2017

Updated: 1/11/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:expat, p-cpe:/a:debian:debian_linux:lib64expat1, p-cpe:/a:debian:debian_linux:lib64expat1-dev, p-cpe:/a:debian:debian_linux:libexpat1, p-cpe:/a:debian:debian_linux:libexpat1-dev, p-cpe:/a:debian:debian_linux:libexpat1-udeb, cpe:/o:debian:debian_linux:7.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/17/2017

Reference Information

CVE: CVE-2017-9233