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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
See Also
https://bugzilla.suse.com/show_bug.cgi?id=1056995
https://bugzilla.suse.com/show_bug.cgi?id=1083926
https://bugzilla.suse.com/show_bug.cgi?id=1083927
https://bugzilla.suse.com/show_bug.cgi?id=970696
https://www.suse.com/security/cve/CVE-2017-11462/
https://www.suse.com/security/cve/CVE-2018-5729/
Plugin Details
Severity: Critical
ID: 108826
File Name: suse_SU-2018-0859-1.nasl
Version: 1.8
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 4/4/2018
Updated: 11/21/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, 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 Score Source: CVE-2017-11462
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-apps-servers, cpe:/o:novell:suse_linux:11, p-cpe:/a:novell:suse_linux:krb5-server, p-cpe:/a:novell:suse_linux:krb5, p-cpe:/a:novell:suse_linux:krb5-client, p-cpe:/a:novell:suse_linux:krb5-apps-clients
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