openssh: Increased privileges - Existing account

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                         ZMCIRT Vulnerability Bulletin

                             ZMC-2021.11.30.0800
                       openssh: Increased privileges - Existing account
                               30th November 2021

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Product:           openssh
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Increased Privileges -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-41617  

Reference:         ESB-2021.4079

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2021/suse-su-20213875-1

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SUSE Security Update: Security update for openssh

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Announcement ID:   SUSE-SU-2021:3875-1
Rating:            important
References:        #1190975
Cross-References:  CVE-2021-41617
Affected Products:
                   SUSE OpenStack Cloud Crowbar 9
                   SUSE OpenStack Cloud 9
                   SUSE Linux Enterprise Server for SAP 12-SP4
                   SUSE Linux Enterprise Server 12-SP5
                   SUSE Linux Enterprise Server 12-SP4-LTSS
______________________________________________________________________________

An update that fixes one vulnerability is now available.

Description:

This update for openssh fixes the following issues:

  o CVE-2021-41617: Fixed privilege escalation when AuthorizedKeysCommand/
    AuthorizedPrincipalsCommand are configured (bsc#1190975).

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:

  o SUSE OpenStack Cloud Crowbar 9:
    zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-3875=1
  o SUSE OpenStack Cloud 9:
    zypper in -t patch SUSE-OpenStack-Cloud-9-2021-3875=1
  o SUSE Linux Enterprise Server for SAP 12-SP4:
    zypper in -t patch SUSE-SLE-SAP-12-SP4-2021-3875=1
  o SUSE Linux Enterprise Server 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3875=1
  o SUSE Linux Enterprise Server 12-SP4-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2021-3875=1

Package List:

  o SUSE OpenStack Cloud Crowbar 9 (x86_64):
       openssh-7.2p2-78.13.1
       openssh-askpass-gnome-7.2p2-78.13.1
       openssh-askpass-gnome-debuginfo-7.2p2-78.13.1
       openssh-debuginfo-7.2p2-78.13.1
       openssh-debugsource-7.2p2-78.13.1
       openssh-fips-7.2p2-78.13.1
       openssh-helpers-7.2p2-78.13.1
       openssh-helpers-debuginfo-7.2p2-78.13.1
  o SUSE OpenStack Cloud 9 (x86_64):
       openssh-7.2p2-78.13.1
       openssh-askpass-gnome-7.2p2-78.13.1
       openssh-askpass-gnome-debuginfo-7.2p2-78.13.1
       openssh-debuginfo-7.2p2-78.13.1
       openssh-debugsource-7.2p2-78.13.1
       openssh-fips-7.2p2-78.13.1
       openssh-helpers-7.2p2-78.13.1
       openssh-helpers-debuginfo-7.2p2-78.13.1
  o SUSE Linux Enterprise Server for SAP 12-SP4 (ppc64le x86_64):
       openssh-7.2p2-78.13.1
       openssh-askpass-gnome-7.2p2-78.13.1
       openssh-askpass-gnome-debuginfo-7.2p2-78.13.1
       openssh-debuginfo-7.2p2-78.13.1
       openssh-debugsource-7.2p2-78.13.1
       openssh-fips-7.2p2-78.13.1
       openssh-helpers-7.2p2-78.13.1
       openssh-helpers-debuginfo-7.2p2-78.13.1
  o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
       openssh-7.2p2-78.13.1
       openssh-askpass-gnome-7.2p2-78.13.1
       openssh-askpass-gnome-debuginfo-7.2p2-78.13.1
       openssh-debuginfo-7.2p2-78.13.1
       openssh-debugsource-7.2p2-78.13.1
       openssh-fips-7.2p2-78.13.1
       openssh-helpers-7.2p2-78.13.1
       openssh-helpers-debuginfo-7.2p2-78.13.1
  o SUSE Linux Enterprise Server 12-SP4-LTSS (aarch64 ppc64le s390x x86_64):
       openssh-7.2p2-78.13.1
       openssh-askpass-gnome-7.2p2-78.13.1
       openssh-askpass-gnome-debuginfo-7.2p2-78.13.1
       openssh-debuginfo-7.2p2-78.13.1
       openssh-debugsource-7.2p2-78.13.1
       openssh-fips-7.2p2-78.13.1
       openssh-helpers-7.2p2-78.13.1
       openssh-helpers-debuginfo-7.2p2-78.13.1


References:

  o https://www.suse.com/security/cve/CVE-2021-41617.html
  o https://bugzilla.suse.com/1190975





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