SUSE SLED15 / SLES15 Security Update : openssl-1_0_0 (SUSE-SU-2018:4001-1)

medium Nessus Plugin ID 120180

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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: Added elliptic curve scalar multiplication timing attack defenses that fixes 'PortSmash' (bsc#1113534).

Non-security issues fixed: Added missing timing side channel patch for DSA signature generation (bsc#1113742).

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

Fixed infinite loop in DSA generation with incorrect parameters (bsc#1112209)

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 Module for Open Buildservice Development Tools 15:zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2018-2862=1

SUSE Linux Enterprise Module for Legacy Software 15:zypper in -t patch SUSE-SLE-Module-Legacy-15-2018-2862=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?95a56534

Plugin Details

Severity: Medium

ID: 120180

File Name: suse_SU-2018-4001-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 1/2/2019

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: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

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: CVSS:3.0/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:libopenssl1_0_0-steam, p-cpe:/a:novell:suse_linux:libopenssl1_0_0-steam-debuginfo, p-cpe:/a:novell:suse_linux:openssl, p-cpe:/a:novell:suse_linux:openssl-1_0_0-cavs, p-cpe:/a:novell:suse_linux:openssl-1_0_0-cavs-debuginfo, 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:15

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: 12/6/2018

Vulnerability Publication Date: 10/30/2018

Reference Information

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