SUSE SLES12 Security Update : openssl (SUSE-SU-2018:2928-2)

medium Nessus Plugin ID 118296

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Synopsis

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

Description

This update for openssl fixes the following issues :

These security issues were fixed :

Prevent One&Done side-channel attack on RSA that allowed physically near attackers to use EM emanations to recover information (bsc#1104789)

CVE-2018-0737: The RSA Key generation algorithm has been shown to be vulnerable to a cache timing side channel attack. An attacker with sufficient access to mount cache timing attacks during the RSA key generation process could have recovered the private key (bsc#1089039)

The update package also includes non-security fixes. See advisory for details.

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 Server 12-SP2-BCL:zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2018-2069=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1089039

https://bugzilla.suse.com/show_bug.cgi?id=1101246

https://bugzilla.suse.com/show_bug.cgi?id=1101470

https://bugzilla.suse.com/show_bug.cgi?id=1104789

https://bugzilla.suse.com/show_bug.cgi?id=1106197

https://bugzilla.suse.com/show_bug.cgi?id=997043

https://www.suse.com/security/cve/CVE-2018-0737/

http://www.nessus.org/u?496c3ed2

Plugin Details

Severity: Medium

ID: 118296

File Name: suse_SU-2018-2928-2.nasl

Version: 1.4

Type: local

Agent: unix

Published: 10/22/2018

Updated: 2/4/2022

Supported Sensors: Nessus Agent

Risk Information

CVSS Score Source: CVE-2018-0737

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

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

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libopenssl-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-debuginfo, p-cpe:/a:novell:suse_linux:openssl-debugsource, 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: 10/18/2018

Vulnerability Publication Date: 4/16/2018

Reference Information

CVE: CVE-2018-0737