Security update for squid

SUSE Security Update: Security update for squid
Announcement ID: SUSE-SU-2020:1134-1
Rating: important
References: #1162689 #1162691 #1167373 #1169659 #1170313
Cross-References:CVE-2019-12519 CVE-2019-12521 CVE-2019-12528 CVE-2019-18860 CVE-2020-11945 CVE-2020-8517
Affected Products:
  • SUSE Linux Enterprise Server 12-SP5

An update that fixes 6 vulnerabilities is now available.


This update for squid to version 4.11 fixes the following issues:

  • CVE-2020-11945: Fixed a potential remote code execution vulnerability when using HTTP Digest Authentication (bsc#1170313).
  • CVE-2019-12519, CVE-2019-12521: Fixed incorrect buffer handling that can result in cache poisoning, remote execution, and denial of service attacks when processing ESI responses (bsc#1169659).
  • CVE-2020-8517: Fixed a possible denial of service caused by incorrect buffer management ext_lm_group_acl when processing NTLM Authentication credentials (bsc#1162691).
  • CVE-2019-12528: Fixed possible information disclosure when translating FTP server listings into HTTP responses (bsc#1162689).
  • CVE-2019-18860: Fixed handling of invalid domain names in cachemgr.cgi (bsc#1167373).

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 12-SP5:
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-1134=1

Package List:

  • SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
    • squid-4.11-4.9.1
    • squid-debuginfo-4.11-4.9.1
    • squid-debugsource-4.11-4.9.1