SUSE SLES11 Security Update : python (SUSE-SU-2018:3156-1)

Medium Nessus Plugin ID 118171

Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for python fixes the following issue :

CVE-2018-14647: Python's elementtree C accelerator failed to initialise Expat's hash salt during initialization. This could make it easy to conduct denial of service attacks against Expat by constructing an XML document that would cause pathological hash collisions in Expat's internal data structures, consuming large amounts CPU and RAM (bsc#1109847)

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

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Software Development Kit 11-SP4:zypper in -t patch sdksp4-python-13818=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch slessp4-python-13818=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch dbgsp4-python-13818=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1109847

https://www.suse.com/security/cve/CVE-2018-14647/

http://www.nessus.org/u?478b49e9

Plugin Details

Severity: Medium

ID: 118171

File Name: suse_SU-2018-3156-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 2018/10/17

Updated: 2019/09/10

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

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

CVSS v3.0

Base Score: 7.5

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libpython2_6, p-cpe:/a:novell:suse_linux:libpython2_6-1_0, p-cpe:/a:novell:suse_linux:python, p-cpe:/a:novell:suse_linux:python-base, p-cpe:/a:novell:suse_linux:python-curses, p-cpe:/a:novell:suse_linux:python-demo, p-cpe:/a:novell:suse_linux:python-gdbm, p-cpe:/a:novell:suse_linux:python-idle, p-cpe:/a:novell:suse_linux:python-tk, p-cpe:/a:novell:suse_linux:python-xml, cpe:/o:novell:suse_linux:11

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Patch Publication Date: 2018/10/16

Vulnerability Publication Date: 2018/09/25

Reference Information

CVE: CVE-2018-14647