SUSE SLES12 Security Update : openssh (SUSE-SU-2018:2685-1)

High Nessus Plugin ID 117452

Synopsis

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

Description

This update for openssh provides the following fixes :

Security issues fixed :

CVE-2017-15906: Stricter checking of operations in read-only mode in
sftp server (bsc#1065000).

CVE-2016-10012: Remove pre-auth compression support from the server to
prevent possible cryptographic attacks (bsc#1016370).

CVE-2008-1483: Refine handling of sockets for X11 forwarding to remove
reintroduced CVE-2008-1483 (bsc#1069509).

CVE-2016-10708: Prevent DoS due to crashes caused by out-of-sequence
NEWKEYS message (bsc#1076957).

Bug fixes: bsc#1017099: Enable case-insensitive hostname matching.

bsc#1023275: Add a new switch for printing diagnostic messages in sftp
client's batch mode.

bsc#1048367: systemd integration to work around various race
conditions.

bsc#1053972: Remove duplicate KEX method.

bsc#1092582: Add missing piece of systemd integration.

Remove the limit on the amount of tasks sshd can run.

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 for SAP 12-SP1:zypper in -t patch
SUSE-SLE-SAP-12-SP1-2018-1876=1

SUSE Linux Enterprise Server 12-SP1-LTSS:zypper in -t patch
SUSE-SLE-SERVER-12-SP1-2018-1876=1

SUSE Linux Enterprise Server 12-LTSS:zypper in -t patch
SUSE-SLE-SERVER-12-2018-1876=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1016370

https://bugzilla.suse.com/show_bug.cgi?id=1017099

https://bugzilla.suse.com/show_bug.cgi?id=1023275

https://bugzilla.suse.com/show_bug.cgi?id=1048367

https://bugzilla.suse.com/show_bug.cgi?id=1053972

https://bugzilla.suse.com/show_bug.cgi?id=1065000

https://bugzilla.suse.com/show_bug.cgi?id=1069509

https://bugzilla.suse.com/show_bug.cgi?id=1076957

https://bugzilla.suse.com/show_bug.cgi?id=1092582

https://www.suse.com/security/cve/CVE-2008-1483/

https://www.suse.com/security/cve/CVE-2016-10012/

https://www.suse.com/security/cve/CVE-2016-10708/

https://www.suse.com/security/cve/CVE-2017-15906/

http://www.nessus.org/u?7a57860a

Plugin Details

Severity: High

ID: 117452

File Name: suse_SU-2018-2685-1.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2018/09/12

Modified: 2019/01/02

Dependencies: 12634

Risk Information

Risk Factor: High

CVSS v2.0

Base Score: 7.2

Temporal Score: 5.3

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 7.8

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:openssh, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome-debuginfo, p-cpe:/a:novell:suse_linux:openssh-debuginfo, p-cpe:/a:novell:suse_linux:openssh-debugsource, p-cpe:/a:novell:suse_linux:openssh-fips, p-cpe:/a:novell:suse_linux:openssh-helpers, p-cpe:/a:novell:suse_linux:openssh-helpers-debuginfo, cpe:/o:novell:suse_linux:12

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2018/09/11

Reference Information

CVE: CVE-2008-1483, CVE-2016-10012, CVE-2016-10708, CVE-2017-15906

BID: 28444

CWE: 264