SUSE SLES11 Security Update : openssh (SUSE-SU-2016:2388-1)

This script is Copyright (C) 2016 Tenable Network Security, Inc.


Synopsis :

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

Description :

This update for OpenSSH fixes the following issues :

- Prevent user enumeration through the timing of password
processing. (bsc#989363, CVE-2016-6210)

- Allow lowering the DH groups parameter limit in server
as well as when GSSAPI key exchange is used.
(bsc#948902)

- Sanitize input for xauth(1). (bsc#970632, CVE-2016-3115)

- Prevent X11 SECURITY circumvention when forwarding X11
connections. (bsc#962313, CVE-2016-1908)

- Disable DH parameters under 2048 bits by default and
allow lowering the limit back to the RFC 4419 specified
minimum through an option. (bsc#932483, bsc#948902)

- Ignore PAM environment when using login. (bsc#975865,
CVE-2015-8325)

- Limit the accepted password length (prevents a possible
denial of service). (bsc#992533, CVE-2016-6515)

- Relax version requires for the openssh-askpass
sub-package. (bsc#962794)

- Avoid complaining about unset DISPLAY variable.
(bsc#981654)

- Initialize message id to prevent connection breakups in
some cases. (bsc#959096)

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.

See also :

https://bugzilla.suse.com/932483
https://bugzilla.suse.com/948902
https://bugzilla.suse.com/959096
https://bugzilla.suse.com/962313
https://bugzilla.suse.com/962794
https://bugzilla.suse.com/970632
https://bugzilla.suse.com/975865
https://bugzilla.suse.com/981654
https://bugzilla.suse.com/989363
https://bugzilla.suse.com/992533
https://www.suse.com/security/cve/CVE-2015-8325.html
https://www.suse.com/security/cve/CVE-2016-1908.html
https://www.suse.com/security/cve/CVE-2016-3115.html
https://www.suse.com/security/cve/CVE-2016-6210.html
https://www.suse.com/security/cve/CVE-2016-6515.html
http://www.nessus.org/u?f06ddb39

Solution :

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE OpenStack Cloud 5:zypper in -t patch sleclo50sp3-openssh-12759=1

SUSE Manager Proxy 2.1:zypper in -t patch slemap21-openssh-12759=1

SUSE Manager 2.1:zypper in -t patch sleman21-openssh-12759=1

SUSE Linux Enterprise Server 11-SP3-LTSS:zypper in -t patch
slessp3-openssh-12759=1

SUSE Linux Enterprise Point of Sale 11-SP3:zypper in -t patch
sleposp3-openssh-12759=1

SUSE Linux Enterprise Debuginfo 11-SP3:zypper in -t patch
dbgsp3-openssh-12759=1

To bring your system up-to-date, use 'zypper patch'.

Risk factor :

High / CVSS Base Score : 7.8
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C)
CVSS Temporal Score : 6.4
(CVSS2#E:F/RL:OF/RC:ND)
Public Exploit Available : true

Family: SuSE Local Security Checks

Nessus Plugin ID: 93735 ()

Bugtraq ID:

CVE ID: CVE-2015-8325
CVE-2016-1908
CVE-2016-3115
CVE-2016-6210
CVE-2016-6515

Ready to Amp Up Your Nessus Experience?

Get Nessus Professional to scan unlimited IPs, run compliance checks & more

Buy Nessus Professional Now