SUSE SLES11 Security Update : dhcp (SUSE-SU-2016:1735-1)

High Nessus Plugin ID 93176

Synopsis

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

Description

This update for dhcp fixes the following issues :

- CVE-2016-2774: Fixed a denial of service attack against the DHCP server over the OMAPI TCP socket, which could be used by network adjacent attackers to make the DHCP server non-functional (bsc#969820).

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 Server 11-SP2-LTSS :

zypper in -t patch slessp2-dhcp-12637=1

SUSE Linux Enterprise Debuginfo 11-SP2 :

zypper in -t patch dbgsp2-dhcp-12637=1

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

See Also

https://bugzilla.suse.com/show_bug.cgi?id=969820

https://www.suse.com/security/cve/CVE-2016-2774/

http://www.nessus.org/u?0b385d0f

Plugin Details

Severity: High

ID: 93176

File Name: suse_SU-2016-1735-1.nasl

Version: 2.11

Type: local

Agent: unix

Published: 2016/08/29

Updated: 2019/09/11

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.1

Temporal Score: 5.3

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 5.9

Temporal Score: 5.2

Vector: CVSS:3.0/AV:N/AC:H/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:novell:suse_linux:dhcp, p-cpe:/a:novell:suse_linux:dhcp-client, p-cpe:/a:novell:suse_linux:dhcp-relay, p-cpe:/a:novell:suse_linux:dhcp-server, cpe:/o:novell:suse_linux:11

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

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2016/07/05

Vulnerability Publication Date: 2016/03/09

Reference Information

CVE: CVE-2016-2774