SUSE SLED12 / SLES12 Security Update : dhcp (SUSE-SU-2016:0541-1)

medium Nessus Plugin ID 88893

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Synopsis

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

Description

This update for dhcp fixes the following issues :

- CVE-2015-8605: A remote attacker could have used badly formed packets with an invalid IPv4 UDP length field to cause a DHCP server, client, or relay program to terminate abnormally (bsc#961305)

The following bugs were fixed :

- bsc#936923: Improper lease duration checking

- bsc#880984: Integer overflows in the date and time handling code

- bsc#956159: fixed service files to start dhcpd after slapd

- bsc#960506: Improve exit reason and logging when /sbin/dhclient-script is unable to pre-init requested interface

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-SP1 :

zypper in -t patch SUSE-SLE-SDK-12-SP1-2016-294=1

SUSE Linux Enterprise Server 12-SP1 :

zypper in -t patch SUSE-SLE-SERVER-12-SP1-2016-294=1

SUSE Linux Enterprise Desktop 12-SP1 :

zypper in -t patch SUSE-SLE-DESKTOP-12-SP1-2016-294=1

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

Plugin Details

Severity: Medium

ID: 88893

File Name: suse_SU-2016-0541-1.nasl

Version: 2.13

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 2/23/2016

Updated: 1/6/2021

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5.7

Temporal Score: 4.2

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

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:A/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: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:dhcp-client, p-cpe:/a:novell:suse_linux:dhcp-client-debuginfo, p-cpe:/a:novell:suse_linux:dhcp-debuginfo, p-cpe:/a:novell:suse_linux:dhcp, p-cpe:/a:novell:suse_linux:dhcp-debugsource, p-cpe:/a:novell:suse_linux:dhcp-relay, p-cpe:/a:novell:suse_linux:dhcp-server-debuginfo, p-cpe:/a:novell:suse_linux:dhcp-relay-debuginfo, p-cpe:/a:novell:suse_linux:dhcp-server

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: 2/22/2016

Vulnerability Publication Date: 1/14/2016

Reference Information

CVE: CVE-2015-8605

Detections

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