SUSE SLED12 / SLES12 Security Update : strongswan (SUSE-SU-2019:3266-1)

high Nessus Plugin ID 132009

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Synopsis

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

Description

This update for strongswan provides the following fixes :

Security issues fixed :

CVE-2018-5388: Fixed a buffer underflow which may allow to a remote attacker with local user credentials to resource exhaustion and denial of service while reading from the socket (bsc#1094462).

CVE-2018-10811: Fixed a denial of service during the IKEv2 key derivation if the openssl plugin is used in FIPS mode and HMAC-MD5 is negotiated as PRF (bsc#1093536).

CVE-2018-16151,CVE-2018-16152: Fixed multiple flaws in the gmp plugin which might lead to authorization bypass (bsc#1107874).

CVE-2018-17540: Fixed an improper input validation in gmp plugin (bsc#1109845).

Other issues addressed: Fixed some client fails when the scep server URL is used with HTTPS protocol (bsc#1071853).

Reject Diffie-Hellman key exchanges using primes smaller than 1024 bit.

Handle unexpected informational message from SonicWall. (bsc#1009254)

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 OpenStack Cloud 8:zypper in -t patch SUSE-OpenStack-Cloud-8-2019-3266=1

SUSE OpenStack Cloud 7:zypper in -t patch SUSE-OpenStack-Cloud-7-2019-3266=1

SUSE Linux Enterprise Server for SAP 12-SP3:zypper in -t patch SUSE-SLE-SAP-12-SP3-2019-3266=1

SUSE Linux Enterprise Server for SAP 12-SP2:zypper in -t patch SUSE-SLE-SAP-12-SP2-2019-3266=1

SUSE Linux Enterprise Server for SAP 12-SP1:zypper in -t patch SUSE-SLE-SAP-12-SP1-2019-3266=1

SUSE Linux Enterprise Server 12-SP5:zypper in -t patch SUSE-SLE-SERVER-12-SP5-2019-3266=1

SUSE Linux Enterprise Server 12-SP4:zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-3266=1

SUSE Linux Enterprise Server 12-SP3-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP3-2019-3266=1

SUSE Linux Enterprise Server 12-SP3-BCL:zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2019-3266=1

SUSE Linux Enterprise Server 12-SP2-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2019-3266=1

SUSE Linux Enterprise Server 12-SP2-BCL:zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2019-3266=1

SUSE Linux Enterprise Server 12-SP1-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP1-2019-3266=1

SUSE Linux Enterprise Desktop 12-SP4:zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-3266=1

SUSE Enterprise Storage 5:zypper in -t patch SUSE-Storage-5-2019-3266=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1009254

https://bugzilla.suse.com/show_bug.cgi?id=1071853

https://bugzilla.suse.com/show_bug.cgi?id=1093536

https://bugzilla.suse.com/show_bug.cgi?id=1094462

https://bugzilla.suse.com/show_bug.cgi?id=1107874

https://bugzilla.suse.com/show_bug.cgi?id=1109845

https://www.suse.com/security/cve/CVE-2018-10811/

https://www.suse.com/security/cve/CVE-2018-16151/

https://www.suse.com/security/cve/CVE-2018-16152/

https://www.suse.com/security/cve/CVE-2018-17540/

https://www.suse.com/security/cve/CVE-2018-5388/

http://www.nessus.org/u?4f972723

Plugin Details

Severity: High

ID: 132009

File Name: suse_SU-2019-3266-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 12/12/2019

Updated: 1/13/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2018-16152

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:strongswan, p-cpe:/a:novell:suse_linux:strongswan-debugsource, p-cpe:/a:novell:suse_linux:strongswan-hmac, p-cpe:/a:novell:suse_linux:strongswan-ipsec, p-cpe:/a:novell:suse_linux:strongswan-ipsec-debuginfo, p-cpe:/a:novell:suse_linux:strongswan-libs0, p-cpe:/a:novell:suse_linux:strongswan-libs0-debuginfo, cpe:/o:novell:suse_linux:12

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: 12/11/2019

Vulnerability Publication Date: 5/31/2018

Reference Information

CVE: CVE-2018-10811, CVE-2018-16151, CVE-2018-16152, CVE-2018-17540, CVE-2018-5388