SUSE Security Update: Security update for squid
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Announcement ID:    SUSE-SU-2022:14908-1
Rating:             important
References:         #1156329 #1175664 
Cross-References:   CVE-2019-12523 CVE-2019-18676 CVE-2020-15810
                   
CVSS scores:
                    CVE-2019-12523 (NVD) : 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
                    CVE-2019-12523 (SUSE): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
                    CVE-2019-18676 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2019-18676 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
                    CVE-2020-15810 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
                    CVE-2020-15810 (SUSE): 9.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

Affected Products:
                    SUSE Linux Enterprise Debuginfo 11-SP3
                    SUSE Linux Enterprise Debuginfo 11-SP4
                    SUSE Linux Enterprise Point of Sale 11-SP3
                    SUSE Linux Enterprise Server 11-SP4-LTSS
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for squid fixes the following issues:

   - CVE-2020-15810: Fixed a HTTP Request Smuggling that could have resulted
     in cache poisoning (bsc#1175664).
   - CVE-2019-12523: Disabled urn parsing and parsing of unknown schemes
     (bsc#1156329).
   - CVE-2019-18676: Disabled urn parsing and parsing of unknown schemes
     (bsc#1156329).


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-LTSS:

      zypper in -t patch slessp4-squid-14908=1

   - SUSE Linux Enterprise Point of Sale 11-SP3:

      zypper in -t patch sleposp3-squid-14908=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-squid-14908=1

   - SUSE Linux Enterprise Debuginfo 11-SP3:

      zypper in -t patch dbgsp3-squid-14908=1



Package List:

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

      squid-2.7.STABLE5-2.12.30.6.1

   - SUSE Linux Enterprise Point of Sale 11-SP3 (i586):

      squid-2.7.STABLE5-2.12.30.6.1

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

      squid-debuginfo-2.7.STABLE5-2.12.30.6.1
      squid-debugsource-2.7.STABLE5-2.12.30.6.1

   - SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):

      squid-debuginfo-2.7.STABLE5-2.12.30.6.1
      squid-debugsource-2.7.STABLE5-2.12.30.6.1


References:

   https://www.suse.com/security/cve/CVE-2019-12523.html
   https://www.suse.com/security/cve/CVE-2019-18676.html
   https://www.suse.com/security/cve/CVE-2020-15810.html
   https://bugzilla.suse.com/1156329
   https://bugzilla.suse.com/1175664