SUSE SLED12 / SLES12 Security Update : libXdmcp (SUSE-SU-2018:0338-1)

medium Nessus Plugin ID 106579

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Synopsis

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

Description

This update for libXdmcp fixes the following issues :

- CVE-2017-2625: The generation of session key in XDM using libXdmcp might have used weak entropy, making the session keys predictable (bsc#1025046)

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 YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Software Development Kit 12-SP3:zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-236=1

SUSE Linux Enterprise Server 12-SP3:zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-236=1

SUSE Linux Enterprise Desktop 12-SP3:zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-236=1

To bring your system up-to-date, use 'zypper patch'.

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1025046

https://www.suse.com/security/cve/CVE-2017-2625/

http://www.nessus.org/u?4542a144

Plugin Details

Severity: Medium

ID: 106579

File Name: suse_SU-2018-0338-1.nasl

Version: 3.7

Type: local

Agent: unix

Published: 2/2/2018

Updated: 1/13/2021

Supported Sensors: Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libXdmcp-debugsource, p-cpe:/a:novell:suse_linux:libXdmcp6, p-cpe:/a:novell:suse_linux:libXdmcp6-debuginfo, cpe:/o:novell:suse_linux:12

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/1/2018

Vulnerability Publication Date: 7/27/2018

Reference Information

CVE: CVE-2017-2625