SUSE SLED12 / SLES12 Security Update : openvpn (SUSE-SU-2017:1622-1) (SWEET32)

high Nessus Plugin ID 100951

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Synopsis

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

Description

This update for openvpn fixes the following issues :

- CVE-2016-6329: Show which ciphers should no longer be used in openvpn

--show-ciphers (bsc#995374)

- CVE-2017-7478: openvpn: Authenticated user can DoS server by using a big payload in P_CONTROL (bsc#1038709)

- CVE-2017-7479: openvpn: Denial of Service due to Exhaustion of Packet-ID counter (bsc#1038711)

- Hardening measures found by internal audit (bsc#1038713)

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 for Raspberry Pi 12-SP2:zypper in -t patch SUSE-SLE-RPI-12-SP2-2017-998=1

SUSE Linux Enterprise Server 12-SP2:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-998=1

SUSE Linux Enterprise Desktop 12-SP2:zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-998=1

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

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1038709

https://bugzilla.suse.com/show_bug.cgi?id=1038711

https://bugzilla.suse.com/show_bug.cgi?id=1038713

https://bugzilla.suse.com/show_bug.cgi?id=995374

https://www.suse.com/security/cve/CVE-2016-6329/

https://www.suse.com/security/cve/CVE-2017-7478/

https://www.suse.com/security/cve/CVE-2017-7479/

http://www.nessus.org/u?14b29af3

Plugin Details

Severity: High

ID: 100951

File Name: suse_SU-2017-1622-1.nasl

Version: 3.11

Type: local

Agent: unix

Published: 6/21/2017

Updated: 12/5/2022

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: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:openvpn-debugsource, p-cpe:/a:novell:suse_linux:openvpn-debuginfo, p-cpe:/a:novell:suse_linux:openvpn-auth-pam-plugin-debuginfo, p-cpe:/a:novell:suse_linux:openvpn-auth-pam-plugin, p-cpe:/a:novell:suse_linux:openvpn

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/20/2017

Vulnerability Publication Date: 1/31/2017

Reference Information

CVE: CVE-2016-6329, CVE-2017-7478, CVE-2017-7479