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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.3384
               Security update for apache2-mod_auth_openidc
                              13 October 2021

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

Product:           apache2-mod_auth_openidc
Publisher:         SUSE
Operating System:  SUSE
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Denial of Service        -- Remote/Unauthenticated      
                   Access Confidential Data -- Remote with User Interaction
                   Reduced Security         -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-39191 CVE-2021-32792 CVE-2021-32791
                   CVE-2021-32786 CVE-2021-32785 

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2021/suse-su-20213352-1

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than SUSE. It is recommended that administrators 
         running apache2-mod_auth_openidc check for an updated version of the
         software for their operating system.

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SUSE Security Update: Security update for apache2-mod_auth_openidc

______________________________________________________________________________

Announcement ID:   SUSE-SU-2021:3352-1
Rating:            moderate
References:        #1188638 #1188639 #1188848 #1188849 #1190223
Cross-References:  CVE-2021-32785 CVE-2021-32786 CVE-2021-32791 CVE-2021-32792
                   CVE-2021-39191
Affected Products:
                   SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________

An update that fixes 5 vulnerabilities is now available.

Description:

This update for apache2-mod_auth_openidc fixes the following issues:

  o CVE-2021-32785: format string bug via hiredis (bsc#1188638)
  o CVE-2021-32786: open redirect in logout functionality (bsc#1188639)
  o CVE-2021-32791: Hardcoded static IV and AAD with a reused key in AES GCM
    encryption (bsc#1188849)
  o CVE-2021-32792: XSS when using OIDCPreservePost On (bsc#1188848)
  o CVE-2021-39191: open redirect issue in target_link_uri parameter (bsc#
    1190223)

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 Linux Enterprise Server 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-3352=1

Package List:

  o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
       apache2-mod_auth_openidc-2.4.0-3.23.1
       apache2-mod_auth_openidc-debuginfo-2.4.0-3.23.1
       apache2-mod_auth_openidc-debugsource-2.4.0-3.23.1


References:

  o https://www.suse.com/security/cve/CVE-2021-32785.html
  o https://www.suse.com/security/cve/CVE-2021-32786.html
  o https://www.suse.com/security/cve/CVE-2021-32791.html
  o https://www.suse.com/security/cve/CVE-2021-32792.html
  o https://www.suse.com/security/cve/CVE-2021-39191.html
  o https://bugzilla.suse.com/1188638
  o https://bugzilla.suse.com/1188639
  o https://bugzilla.suse.com/1188848
  o https://bugzilla.suse.com/1188849
  o https://bugzilla.suse.com/1190223

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