SUSE Security Update: Security update for python-waitress
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Announcement ID:    SUSE-SU-2020:3269-1
Rating:             moderate
References:         #1160790 #1161088 #1161089 #1161670 
Cross-References:   CVE-2019-16785 CVE-2019-16786 CVE-2019-16789
                    CVE-2019-16792
Affected Products:
                    SUSE Linux Enterprise Server for SAP 15
                    SUSE Linux Enterprise Server 15-LTSS
                    SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2
                    SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1
                    SUSE Linux Enterprise Module for Basesystem 15-SP2
                    SUSE Linux Enterprise Module for Basesystem 15-SP1
                    SUSE Linux Enterprise High Performance Computing 15-LTSS
                    SUSE Linux Enterprise High Performance Computing 15-ESPOS
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   An update that fixes four vulnerabilities is now available.

Description:

   This update for python-waitress to 1.4.3 fixes the following security
   issues:

   - CVE-2019-16785: HTTP request smuggling through LF vs CRLF handling
     (bsc#1161088).
   - CVE-2019-16786: HTTP request smuggling through invalid Transfer-Encoding
     (bsc#1161089).
   - CVE-2019-16789: HTTP request smuggling through invalid whitespace
     characters (bsc#1160790).
   - CVE-2019-16792: HTTP request smuggling by sending the Content-Length
     header twice (bsc#1161670).


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 for SAP 15:

      zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-3269=1

   - SUSE Linux Enterprise Server 15-LTSS:

      zypper in -t patch SUSE-SLE-Product-SLES-15-2020-3269=1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP2-2020-3269=1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP1-2020-3269=1

   - SUSE Linux Enterprise Module for Basesystem 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-3269=1

   - SUSE Linux Enterprise Module for Basesystem 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-3269=1

   - SUSE Linux Enterprise High Performance Computing 15-LTSS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3269=1

   - SUSE Linux Enterprise High Performance Computing 15-ESPOS:

      zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3269=1



Package List:

   - SUSE Linux Enterprise Server for SAP 15 (noarch):

      python3-waitress-1.4.3-3.3.1

   - SUSE Linux Enterprise Server 15-LTSS (noarch):

      python3-waitress-1.4.3-3.3.1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2 (noarch):

      python2-waitress-1.4.3-3.3.1

   - SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1 (noarch):

      python2-waitress-1.4.3-3.3.1

   - SUSE Linux Enterprise Module for Basesystem 15-SP2 (noarch):

      python3-waitress-1.4.3-3.3.1

   - SUSE Linux Enterprise Module for Basesystem 15-SP1 (noarch):

      python3-waitress-1.4.3-3.3.1

   - SUSE Linux Enterprise High Performance Computing 15-LTSS (noarch):

      python3-waitress-1.4.3-3.3.1

   - SUSE Linux Enterprise High Performance Computing 15-ESPOS (noarch):

      python3-waitress-1.4.3-3.3.1


References:

   https://www.suse.com/security/cve/CVE-2019-16785.html
   https://www.suse.com/security/cve/CVE-2019-16786.html
   https://www.suse.com/security/cve/CVE-2019-16789.html
   https://www.suse.com/security/cve/CVE-2019-16792.html
   https://bugzilla.suse.com/1160790
   https://bugzilla.suse.com/1161088
   https://bugzilla.suse.com/1161089
   https://bugzilla.suse.com/1161670