ESB-2018.2883 - [SUSE] mgetty: Multiple vulnerabilities 2018-09-26

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             AUSCERT External Security Bulletin Redistribution

             SUSE Security Update: Security update for mgetty
                             26 September 2018


        AusCERT Security Bulletin Summary

Product:           mgetty
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Denial of Service               -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-16745 CVE-2018-16744 CVE-2018-16743
                   CVE-2018-16742 CVE-2018-16741 

Reference:         ESB-2018.2707

Original Bulletin:

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   SUSE Security Update: Security update for mgetty

Announcement ID:    SUSE-SU-2018:2850-1
Rating:             important
References:         #1108752 #1108756 #1108757 #1108761 #1108762 
Cross-References:   CVE-2018-16741 CVE-2018-16742 CVE-2018-16743
                    CVE-2018-16744 CVE-2018-16745
Affected Products:
                    SUSE Linux Enterprise Server 11-SP4
                    SUSE Linux Enterprise Debuginfo 11-SP4

   An update that fixes 5 vulnerabilities is now available.


   This update for mgetty fixes the following issues:

   - CVE-2018-16741: The function do_activate() did not properly sanitize
     shell metacharacters to prevent command injection (bsc#1108752)
   - CVE-2018-16745: The mail_to parameter was not sanitized, leading to a
     overflow if long untrusted input reached it (bsc#1108756)
   - CVE-2018-16744: The mail_to parameter was not sanitized, leading to
     command injection if untrusted input reached reach it (bsc#1108757)
   - CVE-2018-16742: Prevent stack-based buffer overflow that could have been
     triggered via a command-line parameter (bsc#1108762)
   - CVE-2018-16743: The command-line parameter username wsa passed
     unsanitized to strcpy(), which could have caused a stack-based buffer
     overflow (bsc#1108761)

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-mgetty-13785

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-mgetty-13785

Package List:

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


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



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