Security update for openssh SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2016:2280-1 Final 1 1 2016-09-09T13:40:21Z current 2016-09-09T13:40:21Z 2016-09-09T13:40:21Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for openssh This update for openssh fixes the following issues: - Prevent user enumeration through the timing of password processing (bsc#989363, CVE-2016-6210) [-prevent_timing_user_enumeration] - Allow lowering the DH groups parameter limit in server as well as when GSSAPI key exchange is used (bsc#948902) - limit accepted password length (prevents possible DoS) (bsc#992533, CVE-2016-6515) Bug fixes: - avoid complaining about unset DISPLAY variable (bsc#981654) The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-SLE-DESKTOP-12-SP1-2016-1332,SUSE-SLE-SAP-12-2016-1332,SUSE-SLE-SERVER-12-2016-1332,SUSE-SLE-SERVER-12-SP1-2016-1332 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2016/suse-su-20162280-1/ Link for SUSE-SU-2016:2280-1 https://lists.suse.com/pipermail/sle-security-updates/2016-September/002265.html E-Mail link for SUSE-SU-2016:2280-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/948902 SUSE Bug 948902 https://bugzilla.suse.com/981654 SUSE Bug 981654 https://bugzilla.suse.com/989363 SUSE Bug 989363 https://bugzilla.suse.com/992533 SUSE Bug 992533 https://www.suse.com/security/cve/CVE-2016-6210/ SUSE CVE CVE-2016-6210 page https://www.suse.com/security/cve/CVE-2016-6515/ SUSE CVE CVE-2016-6515 page SUSE Linux Enterprise Desktop 12 SP1 SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server 12-LTSS SUSE Linux Enterprise Server for SAP Applications 12 SUSE Linux Enterprise Server for SAP Applications 12 SP1 openssh-6.6p1-52.1 openssh-askpass-gnome-6.6p1-52.1 openssh-helpers-6.6p1-52.1 openssh-fips-6.6p1-52.1 openssh-6.6p1-52.1 as a component of SUSE Linux Enterprise Desktop 12 SP1 openssh-askpass-gnome-6.6p1-52.1 as a component of SUSE Linux Enterprise Desktop 12 SP1 openssh-helpers-6.6p1-52.1 as a component of SUSE Linux Enterprise Desktop 12 SP1 openssh-6.6p1-52.1 as a component of SUSE Linux Enterprise Server 12 SP1 openssh-askpass-gnome-6.6p1-52.1 as a component of SUSE Linux Enterprise Server 12 SP1 openssh-fips-6.6p1-52.1 as a component of SUSE Linux Enterprise Server 12 SP1 openssh-helpers-6.6p1-52.1 as a component of SUSE Linux Enterprise Server 12 SP1 openssh-6.6p1-52.1 as a component of SUSE Linux Enterprise Server 12-LTSS openssh-askpass-gnome-6.6p1-52.1 as a component of SUSE Linux Enterprise Server 12-LTSS openssh-fips-6.6p1-52.1 as a component of SUSE Linux Enterprise Server 12-LTSS openssh-helpers-6.6p1-52.1 as a component of SUSE Linux Enterprise Server 12-LTSS openssh-6.6p1-52.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 openssh-askpass-gnome-6.6p1-52.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 openssh-fips-6.6p1-52.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 openssh-helpers-6.6p1-52.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 openssh-6.6p1-52.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 SP1 openssh-askpass-gnome-6.6p1-52.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 SP1 openssh-fips-6.6p1-52.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 SP1 openssh-helpers-6.6p1-52.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 SP1 sshd in OpenSSH before 7.3, when SHA256 or SHA512 are used for user password hashing, uses BLOWFISH hashing on a static password when the username does not exist, which allows remote attackers to enumerate users by leveraging the timing difference between responses when a large password is provided. CVE-2016-6210 SUSE Linux Enterprise Desktop 12 SP1:openssh-6.6p1-52.1 SUSE Linux Enterprise Desktop 12 SP1:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Desktop 12 SP1:openssh-helpers-6.6p1-52.1 SUSE Linux Enterprise Server 12 SP1:openssh-6.6p1-52.1 SUSE Linux Enterprise Server 12 SP1:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Server 12 SP1:openssh-fips-6.6p1-52.1 SUSE Linux Enterprise Server 12 SP1:openssh-helpers-6.6p1-52.1 SUSE Linux Enterprise Server 12-LTSS:openssh-6.6p1-52.1 SUSE Linux Enterprise Server 12-LTSS:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Server 12-LTSS:openssh-fips-6.6p1-52.1 SUSE Linux Enterprise Server 12-LTSS:openssh-helpers-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12 SP1:openssh-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12 SP1:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12 SP1:openssh-fips-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12 SP1:openssh-helpers-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12:openssh-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12:openssh-fips-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12:openssh-helpers-6.6p1-52.1 moderate 5 AV:N/AC:L/Au:N/C:P/I:N/A:N To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2016/suse-su-20162280-1/ https://www.suse.com/security/cve/CVE-2016-6210.html CVE-2016-6210 https://bugzilla.suse.com/1001712 SUSE Bug 1001712 https://bugzilla.suse.com/1105010 SUSE Bug 1105010 https://bugzilla.suse.com/1138392 SUSE Bug 1138392 https://bugzilla.suse.com/989363 SUSE Bug 989363 The auth_password function in auth-passwd.c in sshd in OpenSSH before 7.3 does not limit password lengths for password authentication, which allows remote attackers to cause a denial of service (crypt CPU consumption) via a long string. CVE-2016-6515 SUSE Linux Enterprise Desktop 12 SP1:openssh-6.6p1-52.1 SUSE Linux Enterprise Desktop 12 SP1:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Desktop 12 SP1:openssh-helpers-6.6p1-52.1 SUSE Linux Enterprise Server 12 SP1:openssh-6.6p1-52.1 SUSE Linux Enterprise Server 12 SP1:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Server 12 SP1:openssh-fips-6.6p1-52.1 SUSE Linux Enterprise Server 12 SP1:openssh-helpers-6.6p1-52.1 SUSE Linux Enterprise Server 12-LTSS:openssh-6.6p1-52.1 SUSE Linux Enterprise Server 12-LTSS:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Server 12-LTSS:openssh-fips-6.6p1-52.1 SUSE Linux Enterprise Server 12-LTSS:openssh-helpers-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12 SP1:openssh-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12 SP1:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12 SP1:openssh-fips-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12 SP1:openssh-helpers-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12:openssh-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12:openssh-askpass-gnome-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12:openssh-fips-6.6p1-52.1 SUSE Linux Enterprise Server for SAP Applications 12:openssh-helpers-6.6p1-52.1 moderate 5 AV:N/AC:L/Au:N/C:N/I:N/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2016/suse-su-20162280-1/ https://www.suse.com/security/cve/CVE-2016-6515.html CVE-2016-6515 https://bugzilla.suse.com/1115893 SUSE Bug 1115893 https://bugzilla.suse.com/992533 SUSE Bug 992533