SUSE SLED12 / SLES12 Security Update : openssl-1_0_0 (SUSE-SU-2018:3989-1)

medium Nessus Plugin ID 119457
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

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

Description

This update for openssl-1_0_0 fixes the following issues :

Security issues fixed :

CVE-2018-0734: Fixed timing vulnerability in DSA signature generation (bsc#1113652).

CVE-2018-5407: Fixed elliptic curve scalar multiplication timing attack defenses (bsc#1113534).

Add missing timing side channel patch for DSA signature generation (bsc#1113742).

Non-security issues fixed: Fixed infinite loop in DSA generation with incorrect parameters (bsc#1112209).

Set TLS version to 0 in msg_callback for record messages to avoid confusing applications (bsc#1100078).

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-SP4:zypper in -t patch SUSE-SLE-SDK-12-SP4-2018-2846=1

SUSE Linux Enterprise Server 12-SP4:zypper in -t patch SUSE-SLE-SERVER-12-SP4-2018-2846=1

SUSE Linux Enterprise Desktop 12-SP4:zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2018-2846=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1100078

https://bugzilla.suse.com/show_bug.cgi?id=1112209

https://bugzilla.suse.com/show_bug.cgi?id=1113534

https://bugzilla.suse.com/show_bug.cgi?id=1113652

https://bugzilla.suse.com/show_bug.cgi?id=1113742

https://www.suse.com/security/cve/CVE-2018-0734/

https://www.suse.com/security/cve/CVE-2018-5407/

http://www.nessus.org/u?ce575874

Plugin Details

Severity: Medium

ID: 119457

File Name: suse_SU-2018-3989-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 12/6/2018

Updated: 1/13/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

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

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libopenssl-1_0_0-devel, p-cpe:/a:novell:suse_linux:libopenssl1_0_0, p-cpe:/a:novell:suse_linux:libopenssl1_0_0-debuginfo, p-cpe:/a:novell:suse_linux:libopenssl1_0_0-hmac, p-cpe:/a:novell:suse_linux:openssl, p-cpe:/a:novell:suse_linux:openssl-1_0_0-debuginfo, p-cpe:/a:novell:suse_linux:openssl-1_0_0-debugsource, cpe:/o:novell:suse_linux:12

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: 12/5/2018

Vulnerability Publication Date: 10/30/2018

Reference Information

CVE: CVE-2018-0734, CVE-2018-5407