Security update for squid SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2020:0661-1 Final 1 1 2020-03-12T16:01:37Z current 2020-03-12T16:01:37Z 2020-03-12T16:01:37Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for squid This update for squid fixes the following issues: - CVE-2019-12528: Fixed an information disclosure flaw in the FTP gateway (bsc#1162689). - CVE-2019-12526: Fixed potential remote code execution during URN processing (bsc#1156326). - CVE-2019-12523,CVE-2019-18676: Fixed multiple improper validations in URI processing (bsc#1156329). - CVE-2019-18677: Fixed Cross-Site Request Forgery in HTTP Request processing (bsc#1156328). - CVE-2019-18678: Fixed incorrect message parsing which could have led to HTTP request splitting issue (bsc#1156323). - CVE-2019-18679: Fixed information disclosure when processing HTTP Digest Authentication (bsc#1156324). - CVE-2020-8449: Fixed a buffer overflow when squid is acting as reverse-proxy (bsc#1162687). - CVE-2020-8450: Fixed a buffer overflow when squid is acting as reverse-proxy (bsc#1162687). - CVE-2020-8517: Fixed a buffer overflow in ext_lm_group_acl when processing NTLM Authentication credentials (bsc#1162691). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). HPE-Helion-OpenStack-8-2020-661,SUSE-2020-661,SUSE-OpenStack-Cloud-7-2020-661,SUSE-OpenStack-Cloud-8-2020-661,SUSE-OpenStack-Cloud-Crowbar-8-2020-661,SUSE-SLE-SAP-12-SP2-2020-661,SUSE-SLE-SAP-12-SP3-2020-661,SUSE-SLE-SERVER-12-SP2-2020-661,SUSE-SLE-SERVER-12-SP2-BCL-2020-661,SUSE-SLE-SERVER-12-SP3-2020-661,SUSE-SLE-SERVER-12-SP3-BCL-2020-661,SUSE-SLE-SERVER-12-SP4-2020-661,SUSE-Storage-5-2020-661 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ Link for SUSE-SU-2020:0661-1 https://lists.suse.com/pipermail/sle-security-updates/2020-March/006603.html E-Mail link for SUSE-SU-2020:0661-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1156323 SUSE Bug 1156323 https://bugzilla.suse.com/1156324 SUSE Bug 1156324 https://bugzilla.suse.com/1156326 SUSE Bug 1156326 https://bugzilla.suse.com/1156328 SUSE Bug 1156328 https://bugzilla.suse.com/1156329 SUSE Bug 1156329 https://bugzilla.suse.com/1162687 SUSE Bug 1162687 https://bugzilla.suse.com/1162689 SUSE Bug 1162689 https://bugzilla.suse.com/1162691 SUSE Bug 1162691 https://www.suse.com/security/cve/CVE-2019-12523/ SUSE CVE CVE-2019-12523 page https://www.suse.com/security/cve/CVE-2019-12526/ SUSE CVE CVE-2019-12526 page https://www.suse.com/security/cve/CVE-2019-12528/ SUSE CVE CVE-2019-12528 page https://www.suse.com/security/cve/CVE-2019-18676/ SUSE CVE CVE-2019-18676 page https://www.suse.com/security/cve/CVE-2019-18677/ SUSE CVE CVE-2019-18677 page https://www.suse.com/security/cve/CVE-2019-18678/ SUSE CVE CVE-2019-18678 page https://www.suse.com/security/cve/CVE-2019-18679/ SUSE CVE CVE-2019-18679 page https://www.suse.com/security/cve/CVE-2020-8449/ SUSE CVE CVE-2020-8449 page https://www.suse.com/security/cve/CVE-2020-8450/ SUSE CVE CVE-2020-8450 page https://www.suse.com/security/cve/CVE-2020-8517/ SUSE CVE CVE-2020-8517 page HPE Helion OpenStack 8 SUSE Enterprise Storage 5 SUSE Linux Enterprise Server 12 SP2-BCL SUSE Linux Enterprise Server 12 SP2-LTSS SUSE Linux Enterprise Server 12 SP3-BCL SUSE Linux Enterprise Server 12 SP3-LTSS SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE OpenStack Cloud 7 SUSE OpenStack Cloud 8 SUSE OpenStack Cloud Crowbar 8 squid-3.5.21-26.20.1 squid-3.5.21-26.20.1 as a component of HPE Helion OpenStack 8 squid-3.5.21-26.20.1 as a component of SUSE Enterprise Storage 5 squid-3.5.21-26.20.1 as a component of SUSE Linux Enterprise Server 12 SP2-BCL squid-3.5.21-26.20.1 as a component of SUSE Linux Enterprise Server 12 SP2-LTSS squid-3.5.21-26.20.1 as a component of SUSE Linux Enterprise Server 12 SP3-BCL squid-3.5.21-26.20.1 as a component of SUSE Linux Enterprise Server 12 SP3-LTSS squid-3.5.21-26.20.1 as a component of SUSE Linux Enterprise Server 12 SP4 squid-3.5.21-26.20.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 SP2 squid-3.5.21-26.20.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 SP3 squid-3.5.21-26.20.1 as a component of SUSE Linux Enterprise Server for SAP Applications 12 SP4 squid-3.5.21-26.20.1 as a component of SUSE OpenStack Cloud 7 squid-3.5.21-26.20.1 as a component of SUSE OpenStack Cloud 8 squid-3.5.21-26.20.1 as a component of SUSE OpenStack Cloud Crowbar 8 An issue was discovered in Squid before 4.9. When handling a URN request, a corresponding HTTP request is made. This HTTP request doesn't go through the access checks that incoming HTTP requests go through. This causes all access checks to be bypassed and allows access to restricted HTTP servers, e.g., an attacker can connect to HTTP servers that only listen on localhost. CVE-2019-12523 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2019-12523.html CVE-2019-12523 https://bugzilla.suse.com/1156329 SUSE Bug 1156329 https://bugzilla.suse.com/1165586 SUSE Bug 1165586 An issue was discovered in Squid before 4.9. URN response handling in Squid suffers from a heap-based buffer overflow. When receiving data from a remote server in response to an URN request, Squid fails to ensure that the response can fit within the buffer. This leads to attacker controlled data overflowing in the heap. CVE-2019-12526 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2019-12526.html CVE-2019-12526 https://bugzilla.suse.com/1156326 SUSE Bug 1156326 An issue was discovered in Squid before 4.10. It allows a crafted FTP server to trigger disclosure of sensitive information from heap memory, such as information associated with other users' sessions or non-Squid processes. CVE-2019-12528 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2019-12528.html CVE-2019-12528 https://bugzilla.suse.com/1162689 SUSE Bug 1162689 An issue was discovered in Squid 3.x and 4.x through 4.8. Due to incorrect input validation, there is a heap-based buffer overflow that can result in Denial of Service to all clients using the proxy. Severity is high due to this vulnerability occurring before normal security checks; any remote client that can reach the proxy port can trivially perform the attack via a crafted URI scheme. CVE-2019-18676 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2019-18676.html CVE-2019-18676 https://bugzilla.suse.com/1156329 SUSE Bug 1156329 https://bugzilla.suse.com/1165586 SUSE Bug 1165586 An issue was discovered in Squid 3.x and 4.x through 4.8 when the append_domain setting is used (because the appended characters do not properly interact with hostname length restrictions). Due to incorrect message processing, it can inappropriately redirect traffic to origins it should not be delivered to. CVE-2019-18677 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2019-18677.html CVE-2019-18677 https://bugzilla.suse.com/1156328 SUSE Bug 1156328 An issue was discovered in Squid 3.x and 4.x through 4.8. It allows attackers to smuggle HTTP requests through frontend software to a Squid instance that splits the HTTP Request pipeline differently. The resulting Response messages corrupt caches (between a client and Squid) with attacker-controlled content at arbitrary URLs. Effects are isolated to software between the attacker client and Squid. There are no effects on Squid itself, nor on any upstream servers. The issue is related to a request header containing whitespace between a header name and a colon. CVE-2019-18678 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2019-18678.html CVE-2019-18678 https://bugzilla.suse.com/1156323 SUSE Bug 1156323 An issue was discovered in Squid 2.x, 3.x, and 4.x through 4.8. Due to incorrect data management, it is vulnerable to information disclosure when processing HTTP Digest Authentication. Nonce tokens contain the raw byte value of a pointer that sits within heap memory allocation. This information reduces ASLR protections and may aid attackers isolating memory areas to target for remote code execution attacks. CVE-2019-18679 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2019-18679.html CVE-2019-18679 https://bugzilla.suse.com/1156324 SUSE Bug 1156324 An issue was discovered in Squid before 4.10. Due to incorrect input validation, it can interpret crafted HTTP requests in unexpected ways to access server resources prohibited by earlier security filters. CVE-2020-8449 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2020-8449.html CVE-2020-8449 https://bugzilla.suse.com/1162687 SUSE Bug 1162687 An issue was discovered in Squid before 4.10. Due to incorrect buffer management, a remote client can cause a buffer overflow in a Squid instance acting as a reverse proxy. CVE-2020-8450 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2020-8450.html CVE-2020-8450 https://bugzilla.suse.com/1162687 SUSE Bug 1162687 An issue was discovered in Squid before 4.10. Due to incorrect input validation, the NTLM authentication credentials parser in ext_lm_group_acl may write to memory outside the credentials buffer. On systems with memory access protections, this can result in the helper process being terminated unexpectedly. This leads to the Squid process also terminating and a denial of service for all clients using the proxy. CVE-2020-8517 HPE Helion OpenStack 8:squid-3.5.21-26.20.1 SUSE Enterprise Storage 5:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP2-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-BCL:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP3-LTSS:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server 12 SP4:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP2:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP3:squid-3.5.21-26.20.1 SUSE Linux Enterprise Server for SAP Applications 12 SP4:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 7:squid-3.5.21-26.20.1 SUSE OpenStack Cloud 8:squid-3.5.21-26.20.1 SUSE OpenStack Cloud Crowbar 8:squid-3.5.21-26.20.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2020/suse-su-20200661-1/ https://www.suse.com/security/cve/CVE-2020-8517.html CVE-2020-8517 https://bugzilla.suse.com/1162691 SUSE Bug 1162691