# Security update for squid

Announcement ID: SUSE-SU-2023:4380-1  
Rating: important  
References:

  * bsc#1216495
  * bsc#1216498
  * bsc#1216500
  * bsc#1216803

  
Cross-References:

  * CVE-2023-46724
  * CVE-2023-46846
  * CVE-2023-46847
  * CVE-2023-46848

  
CVSS scores:

  * CVE-2023-46724 ( SUSE ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
  * CVE-2023-46724 ( NVD ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
  * CVE-2023-46846 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2023-46846 ( NVD ):  9.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N
  * CVE-2023-46847 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-46847 ( NVD ):  9.9 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:H
  * CVE-2023-46848 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2023-46848 ( NVD ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.4
  * openSUSE Leap 15.5
  * Server Applications Module 15-SP4
  * Server Applications Module 15-SP5
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise Real Time 15 SP4
  * SUSE Linux Enterprise Real Time 15 SP5
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Manager Proxy 4.3
  * SUSE Manager Retail Branch Server 4.3
  * SUSE Manager Server 4.3

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for squid fixes the following issues:

  * CVE-2023-46846: Request/Response smuggling in HTTP/1.1 and ICAP
    (bsc#1216500).
  * CVE-2023-46847: Denial of Service in HTTP Digest Authentication
    (bsc#1216495).
  * CVE-2023-46724: Fix validation of certificates with CN=* (bsc#1216803).
  * CVE-2023-46848: Denial of Service in FTP (bsc#1216498).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2023-4380=1 openSUSE-SLE-15.4-2023-4380=1

  * openSUSE Leap 15.5  
    zypper in -t patch openSUSE-SLE-15.5-2023-4380=1

  * Server Applications Module 15-SP4  
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2023-4380=1

  * Server Applications Module 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP5-2023-4380=1

## Package List:

  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
    * squid-5.7-150400.3.12.1
    * squid-debugsource-5.7-150400.3.12.1
    * squid-debuginfo-5.7-150400.3.12.1
  * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64)
    * squid-5.7-150400.3.12.1
    * squid-debugsource-5.7-150400.3.12.1
    * squid-debuginfo-5.7-150400.3.12.1
  * Server Applications Module 15-SP4 (aarch64 ppc64le s390x x86_64)
    * squid-5.7-150400.3.12.1
    * squid-debugsource-5.7-150400.3.12.1
    * squid-debuginfo-5.7-150400.3.12.1
  * Server Applications Module 15-SP5 (aarch64 ppc64le s390x x86_64)
    * squid-5.7-150400.3.12.1
    * squid-debugsource-5.7-150400.3.12.1
    * squid-debuginfo-5.7-150400.3.12.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-46724.html
  * https://www.suse.com/security/cve/CVE-2023-46846.html
  * https://www.suse.com/security/cve/CVE-2023-46847.html
  * https://www.suse.com/security/cve/CVE-2023-46848.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1216495
  * https://bugzilla.suse.com/show_bug.cgi?id=1216498
  * https://bugzilla.suse.com/show_bug.cgi?id=1216500
  * https://bugzilla.suse.com/show_bug.cgi?id=1216803