SUSE SLED15 / SLES15 Security Update : openssh (SUSE-SU-2020:3866-1)

medium Nessus Plugin ID 144445

Language:

Synopsis

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

Description

This update for openssh fixes the following issues :

CVE-2020-14145: Fixed a potential information leak during host key exchange (bsc#1173513).

Supplement libgtk-3-0 instead of libX11-6 to avoid installation on a textmode install (bsc#1142000)

Fixed an issue where oracle cluster with cluvfy using 'scp' failing/missinterpreted (bsc#1148566).

Fixed sshd termination of multichannel sessions with non-root users (bsc#1115550,bsc#1174162).

Added speculative hardening for key storage (bsc#1139398).

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 Server Applications 15-SP1 :

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP1-2020-3866=1

SUSE Linux Enterprise Module for Desktop Applications 15-SP1 :

zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP1-2020-3866=1

SUSE Linux Enterprise Module for Basesystem 15-SP1 :

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-3866=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1115550

https://bugzilla.suse.com/show_bug.cgi?id=1139398

https://bugzilla.suse.com/show_bug.cgi?id=1142000

https://bugzilla.suse.com/show_bug.cgi?id=1148566

https://bugzilla.suse.com/show_bug.cgi?id=1173513

https://bugzilla.suse.com/show_bug.cgi?id=1174162

https://www.suse.com/security/cve/CVE-2020-14145/

http://www.nessus.org/u?0de09e9d

Plugin Details

Severity: Medium

ID: 144445

File Name: suse_SU-2020-3866-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 12/18/2020

Updated: 2/1/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2020-14145

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: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:openssh-helpers, p-cpe:/a:novell:suse_linux:openssh-debugsource, p-cpe:/a:novell:suse_linux:openssh-debuginfo, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome-debuginfo, p-cpe:/a:novell:suse_linux:openssh, p-cpe:/a:novell:suse_linux:openssh-fips, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome, p-cpe:/a:novell:suse_linux:openssh-helpers-debuginfo, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome-debugsource

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: 12/17/2020

Vulnerability Publication Date: 6/29/2020

Reference Information

CVE: CVE-2020-14145