SUSE SLES11 Security Update : krb5 (SUSE-SU-2018:0859-1)

critical Nessus Plugin ID 108826

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Synopsis

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

Description

This update for krb5 fixes several issues. This security issue was fixed :

- CVE-2017-11462: Prevent automatic security context deletion to prevent double-free (bsc#1056995).

- CVE-2018-5729: NULL pointer dereference in kadmind or DN container check bypass by supplying special crafted data (bsc#1083926).

- CVE-2018-5730: DN container check bypass by supplying special crafted data (bsc#1083927).

The update package also includes non-security fixes. See advisory for details.

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-krb5-13541=1

SUSE Linux Enterprise Server 11-SP4:zypper in -t patch slessp4-krb5-13541=1

SUSE Linux Enterprise Debuginfo 11-SP4:zypper in -t patch dbgsp4-krb5-13541=1

Plugin Details

Severity: Critical

ID: 108826

File Name: suse_SU-2018-0859-1.nasl

Version: 1.7

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 4/4/2018

Updated: 1/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:krb5, p-cpe:/a:novell:suse_linux:krb5-apps-clients, p-cpe:/a:novell:suse_linux:krb5-apps-servers, p-cpe:/a:novell:suse_linux:krb5-client, p-cpe:/a:novell:suse_linux:krb5-server, cpe:/o:novell:suse_linux:11

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: 4/3/2018

Vulnerability Publication Date: 9/13/2017

Reference Information

CVE: CVE-2017-11462, CVE-2018-5729, CVE-2018-5730

Detections

Analytics