SUSE SLED12 / SLES12 Security Update : cups (SUSE-SU-2018:2162-1)

high Nessus Plugin ID 111508

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Synopsis

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

Description

This update for cups fixes the following issues: The following security vulnerabilities were fixed :

- CVE-2017-18248: Handle invalid characters properly in printing jobs. This fixes a problem that was causing the DBUS library to abort the calling process. (bsc#1061066 bsc#1087018)

- Fixed a local privilege escalation to root and sandbox bypasses in the scheduler

- CVE-2018-4180: Fixed a local privilege escalation to root in dnssd backend (bsc#1096405)

- CVE-2018-4181: Limited local file reads as root via cupsd.conf include directive (bsc#1096406)

- CVE-2018-4182: Fixed a sandbox bypass due to insecure error handling (bsc#1096407)

- CVE-2018-4183: Fixed a sandbox bypass due to profile misconfiguration (bsc#1096408) The following other issue was fixed :

- Fixed authorization check for clients (like samba) connected through the local socket when Kerberos authentication is enabled (bsc#1050082)

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 12-SP3:zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-1471=1

SUSE Linux Enterprise Server 12-SP3:zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-1471=1

SUSE Linux Enterprise Desktop 12-SP3:zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-1471=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1050082

https://bugzilla.suse.com/show_bug.cgi?id=1061066

https://bugzilla.suse.com/show_bug.cgi?id=1087018

https://bugzilla.suse.com/show_bug.cgi?id=1096405

https://bugzilla.suse.com/show_bug.cgi?id=1096406

https://bugzilla.suse.com/show_bug.cgi?id=1096407

https://bugzilla.suse.com/show_bug.cgi?id=1096408

https://www.suse.com/security/cve/CVE-2017-18248/

https://www.suse.com/security/cve/CVE-2018-4180/

https://www.suse.com/security/cve/CVE-2018-4181/

https://www.suse.com/security/cve/CVE-2018-4182/

https://www.suse.com/security/cve/CVE-2018-4183/

http://www.nessus.org/u?55781780

Plugin Details

Severity: High

ID: 111508

File Name: suse_SU-2018-2162-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 8/2/2018

Updated: 1/13/2021

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

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: High

Base Score: 7.2

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

CVSS v3

Risk Factor: High

Base Score: 8.2

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:cups, p-cpe:/a:novell:suse_linux:cups-client, p-cpe:/a:novell:suse_linux:cups-client-debuginfo, p-cpe:/a:novell:suse_linux:cups-debuginfo, p-cpe:/a:novell:suse_linux:cups-debugsource, p-cpe:/a:novell:suse_linux:cups-libs, p-cpe:/a:novell:suse_linux:cups-libs-debuginfo, cpe:/o:novell:suse_linux:12

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

Patch Publication Date: 8/1/2018

Vulnerability Publication Date: 3/26/2018

Reference Information

CVE: CVE-2017-18248, CVE-2018-4180, CVE-2018-4181, CVE-2018-4182, CVE-2018-4183