SUSE Security Update: Security update for mailman
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Announcement ID:    SUSE-SU-2018:1638-1
Rating:             moderate
References:         #995352 
Cross-References:   CVE-2016-6893
Affected Products:
                    SUSE Linux Enterprise Server 11-SP4
                    SUSE Linux Enterprise Debuginfo 11-SP4
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   An update that fixes one vulnerability is now available.

Description:

   This update for mailman to version 2.1.15 fixes the following issues:

   - CVE-2016-6893: Prevent cross-site request forgery (CSRF) vulnerability
     in the user options page that allowed remote attackers to hijack the
     authentication of arbitrary users for requests that modify an option
     (bsc#995352).
   - Various other hardenings against CSFR attacks

   For details please see https://launchpad.net/mailman/+milestone/2.1.15


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 Linux Enterprise Server 11-SP4:

      zypper in -t patch slessp4-mailman-13649=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-mailman-13649=1



Package List:

   - SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64):

      mailman-2.1.15-9.6.3.1

   - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64):

      mailman-debuginfo-2.1.15-9.6.3.1
      mailman-debugsource-2.1.15-9.6.3.1


References:

   https://www.suse.com/security/cve/CVE-2016-6893.html
   https://bugzilla.suse.com/995352