ESB-2018.3663 - [SUSE] openssh: Access confidential data - Remote/unauthenticated 2018-11-27

Printable version
PGP/GPG verifiable version

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.3663
             SUSE-SU-2018:3910-1: Security update for openssh
                             27 November 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           openssh
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-15473  

Reference:         ESB-2018.3591
                   ESB-2018.3570
                   ESB-2018.2493
                   ESB-2018.2473

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2018/suse-su-20183910-1/

- --------------------------BEGIN INCLUDED TEXT--------------------

   SUSE Security Update: Security update for openssh
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:3910-1
Rating:             moderate
References:         #1091396 #1105010 #964336 
Cross-References:   CVE-2018-15473
Affected Products:
                    SUSE OpenStack Cloud 7
                    SUSE Linux Enterprise Server for SAP 12-SP2
                    SUSE Linux Enterprise Server 12-SP4
                    SUSE Linux Enterprise Server 12-SP3
                    SUSE Linux Enterprise Server 12-SP2-LTSS
                    SUSE Linux Enterprise Server 12-SP2-BCL
                    SUSE Linux Enterprise Desktop 12-SP4
                    SUSE Linux Enterprise Desktop 12-SP3
                    SUSE Enterprise Storage 4
                    SUSE CaaS Platform ALL
                    SUSE CaaS Platform 3.0
                    OpenStack Cloud Magnum Orchestration 7
______________________________________________________________________________

   An update that solves one vulnerability and has two fixes
   is now available.

Description:

   This update for openssh fixes the following issues:

   Following security issues have been fixed:

   - CVE-2018-15473: OpenSSH was prone to a user existance oracle
     vulnerability due to not delaying bailout for an invalid authenticating
     user until after the packet containing the request has been fully
     parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.
     (bsc#1105010)

   The following non-security issues were fixed:

   - Stop leaking File descriptors (bsc#964336)
   - sftp-client.c returns wrong error code upon failure [bsc#1091396]


Patch Instructions:

   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 OpenStack Cloud 7:

      zypper in -t patch SUSE-OpenStack-Cloud-7-2018-2783=1

   - SUSE Linux Enterprise Server for SAP 12-SP2:

      zypper in -t patch SUSE-SLE-SAP-12-SP2-2018-2783=1

   - SUSE Linux Enterprise Server 12-SP4:

      zypper in -t patch SUSE-SLE-SERVER-12-SP4-2018-2783=1

   - SUSE Linux Enterprise Server 12-SP3:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-2783=1

   - SUSE Linux Enterprise Server 12-SP2-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-2783=1

   - SUSE Linux Enterprise Server 12-SP2-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2018-2783=1

   - SUSE Linux Enterprise Desktop 12-SP4:

      zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2018-2783=1

   - SUSE Linux Enterprise Desktop 12-SP3:

      zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-2783=1

   - SUSE Enterprise Storage 4:

      zypper in -t patch SUSE-Storage-4-2018-2783=1

   - SUSE CaaS Platform ALL:

      To install this update, use the SUSE CaaS Platform Velum dashboard.
      It will inform you if it detects new updates and let you then trigger
      updating of the complete cluster in a controlled way.

   - SUSE CaaS Platform 3.0:

      To install this update, use the SUSE CaaS Platform Velum dashboard.
      It will inform you if it detects new updates and let you then trigger
      updating of the complete cluster in a controlled way.

   - OpenStack Cloud Magnum Orchestration 7:

      zypper in -t patch SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2018-2783=1



Package List:

   - SUSE OpenStack Cloud 7 (s390x x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-fips-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-fips-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE Linux Enterprise Server 12-SP4 (aarch64 ppc64le s390x x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-fips-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE Linux Enterprise Server 12-SP3 (aarch64 ppc64le s390x x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-fips-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le s390x x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-fips-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-fips-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE Linux Enterprise Desktop 12-SP4 (x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE Linux Enterprise Desktop 12-SP3 (x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE Enterprise Storage 4 (x86_64):

      openssh-7.2p2-74.30.1
      openssh-askpass-gnome-7.2p2-74.30.1
      openssh-askpass-gnome-debuginfo-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1
      openssh-fips-7.2p2-74.30.1
      openssh-helpers-7.2p2-74.30.1
      openssh-helpers-debuginfo-7.2p2-74.30.1

   - SUSE CaaS Platform ALL (x86_64):

      openssh-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1

   - SUSE CaaS Platform 3.0 (x86_64):

      openssh-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1

   - OpenStack Cloud Magnum Orchestration 7 (x86_64):

      openssh-7.2p2-74.30.1
      openssh-debuginfo-7.2p2-74.30.1
      openssh-debugsource-7.2p2-74.30.1


References:

   https://www.suse.com/security/cve/CVE-2018-15473.html
   https://bugzilla.suse.com/1091396
   https://bugzilla.suse.com/1105010
   https://bugzilla.suse.com/964336

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.

NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.

NOTE: This is only the original release of the security bulletin.  It may
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

        https://www.auscert.org.au/bulletins/

===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
Telephone:      (07) 3365 4417 (International: +61 7 3365 4417)
                AusCERT personnel answer during Queensland business hours
                which are GMT+10:00 (AEST).
                On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=jR/u
-----END PGP SIGNATURE-----

« Back to bulletins