{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"SUSE CVE-2023-0836","title":"Title"},{"category":"description","text":"An information leak vulnerability was discovered in HAProxy 2.1, 2.2 before 2.2.27, 2.3, 2.4 before 2.4.21, 2.5 before 2.5.11, 2.6 before 2.6.8, 2.7 before 2.7.1. There are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUEST record. Sensitive data may be disclosed to configured FastCGI backends in an unexpected way.","title":"Description of the CVE"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"CVE-2023-0836","url":"https://www.suse.com/security/cve/CVE-2023-0836"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1209603 for CVE-2023-0836","url":"https://bugzilla.suse.com/1209603"}],"title":"SUSE CVE CVE-2023-0836","tracking":{"current_release_date":"2025-04-25T02:58:03Z","generator":{"date":"2023-03-23T04:10:11Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2023-0836","initial_release_date":"2023-03-23T04:10:11Z","revision_history":[{"date":"2023-03-23T04:10:11Z","number":"2","summary":"Current version"},{"date":"2023-11-19T02:04:06Z","number":"3","summary":"Current version"},{"date":"2025-01-01T02:35:32Z","number":"4","summary":"Current version"},{"date":"2025-01-23T04:13:16Z","number":"5","summary":"Current version"},{"date":"2025-02-14T07:05:43Z","number":"6","summary":"Current version"},{"date":"2025-02-16T06:54:30Z","number":"7","summary":"Current version"},{"date":"2025-03-15T06:48:55Z","number":"8","summary":"Current version"},{"date":"2025-04-25T02:58:03Z","number":"9","summary":"Current version"}],"status":"interim","version":"9"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_name","name":"HPE Helion 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Server for SAP Applications 12 SP4","product_id":"SUSE Linux Enterprise Server for SAP Applications 12 SP4","product_identification_helper":{"cpe":"cpe:/o:suse:sles_sap:12:sp4"}}},{"category":"product_name","name":"SUSE Linux Enterprise Server for SAP Applications 12 SP5","product":{"name":"SUSE Linux Enterprise Server for SAP Applications 12 SP5","product_id":"SUSE Linux Enterprise Server for SAP Applications 12 SP5","product_identification_helper":{"cpe":"cpe:/o:suse:sles_sap:12:sp5"}}},{"category":"product_name","name":"SUSE OpenStack Cloud 8","product":{"name":"SUSE OpenStack Cloud 8","product_id":"SUSE OpenStack Cloud 8","product_identification_helper":{"cpe":"cpe:/o:suse:suse-openstack-cloud:8"}}},{"category":"product_name","name":"SUSE OpenStack Cloud 9","product":{"name":"SUSE OpenStack Cloud 9","product_id":"SUSE OpenStack Cloud 9","product_identification_helper":{"cpe":"cpe:/o:suse:suse-openstack-cloud:9"}}},{"category":"product_name","name":"SUSE OpenStack Cloud Crowbar 8","product":{"name":"SUSE OpenStack Cloud Crowbar 8","product_id":"SUSE OpenStack Cloud Crowbar 8","product_identification_helper":{"cpe":"cpe:/o:suse:suse-openstack-cloud-crowbar:8"}}},{"category":"product_name","name":"SUSE OpenStack Cloud Crowbar 9","product":{"name":"SUSE OpenStack Cloud Crowbar 9","product_id":"SUSE OpenStack Cloud Crowbar 9","product_identification_helper":{"cpe":"cpe:/o:suse:suse-openstack-cloud-crowbar:9"}}},{"category":"product_version","name":"haproxy","product":{"name":"haproxy","product_id":"haproxy","product_identification_helper":{"cpe":"cpe:2.3:a:haproxy:haproxy:*:*:*:*:*:*:*:*","purl":"pkg:rpm/suse/haproxy@?upstream=haproxy.src.rpm"}}},{"category":"product_version","name":"haproxy-2.4.22-1.el9","product":{"name":"haproxy-2.4.22-1.el9","product_id":"haproxy-2.4.22-1.el9","product_identification_helper":{"cpe":"cpe:2.3:a:haproxy:haproxy:2.4.22:*:*:*:*:*:*:*","purl":"pkg:rpm/suse/haproxy@2.4.22-1.el9?upstream=haproxy-2.4.22-1.el9.src.rpm"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"haproxy-2.4.22-1.el9 as component of SUSE Liberty Linux 9","product_id":"SUSE Liberty Linux 9:haproxy-2.4.22-1.el9"},"product_reference":"haproxy-2.4.22-1.el9","relates_to_product_reference":"SUSE Liberty Linux 9"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of HPE Helion OpenStack 8","product_id":"HPE Helion OpenStack 8:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"HPE Helion OpenStack 8"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE Linux Enterprise High Availability Extension 12 SP4","product_id":"SUSE Linux Enterprise High Availability Extension 12 SP4:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE Linux Enterprise High Availability Extension 12 SP4"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE Linux Enterprise High Availability Extension 12 SP5","product_id":"SUSE Linux Enterprise High Availability Extension 12 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Linux Enterprise High Availability Extension 15 SP3:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE Linux Enterprise High Availability Extension 15 SP3"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE Linux Enterprise High Availability Extension 15 SP4","product_id":"SUSE Linux Enterprise High Availability Extension 15 SP4:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE Linux Enterprise High Availability Extension 15 SP4"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE Linux Enterprise Micro 5.3","product_id":"SUSE Linux Enterprise Micro 5.3:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE Linux Enterprise Micro 5.3"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE Linux Enterprise Micro 5.4","product_id":"SUSE Linux Enterprise Micro 5.4:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE Linux Enterprise Micro 5.4"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE Linux Enterprise Server for SAP Applications 12 SP4","product_id":"SUSE Linux Enterprise Server for SAP Applications 12 SP4:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE Linux Enterprise Server for SAP Applications 12 SP4"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE Linux Enterprise Server for SAP Applications 12 SP5","product_id":"SUSE Linux Enterprise Server for SAP Applications 12 SP5:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE Linux Enterprise Server for SAP Applications 12 SP5"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE OpenStack Cloud 8","product_id":"SUSE OpenStack Cloud 8:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE OpenStack Cloud 8"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE OpenStack Cloud 9","product_id":"SUSE OpenStack Cloud 9:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE OpenStack Cloud 9"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE OpenStack Cloud Crowbar 8","product_id":"SUSE OpenStack Cloud Crowbar 8:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE OpenStack Cloud Crowbar 8"},{"category":"default_component_of","full_product_name":{"name":"haproxy as component of SUSE OpenStack Cloud Crowbar 9","product_id":"SUSE OpenStack Cloud Crowbar 9:haproxy"},"product_reference":"haproxy","relates_to_product_reference":"SUSE OpenStack Cloud Crowbar 9"}]},"vulnerabilities":[{"cve":"CVE-2023-0836","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2023-0836"}],"notes":[{"category":"general","text":"An information leak vulnerability was discovered in HAProxy 2.1, 2.2 before 2.2.27, 2.3, 2.4 before 2.4.21, 2.5 before 2.5.11, 2.6 before 2.6.8, 2.7 before 2.7.1. There are 5 bytes left uninitialized in the connection buffer when encoding the FCGI_BEGIN_REQUEST record. Sensitive data may be disclosed to configured FastCGI backends in an unexpected way.","title":"CVE description"}],"product_status":{"known_not_affected":["HPE Helion OpenStack 8:haproxy","SUSE Linux Enterprise High Availability Extension 12 SP4:haproxy","SUSE Linux Enterprise High Availability Extension 12 SP5:haproxy","SUSE Linux Enterprise High Availability Extension 15 SP1:haproxy","SUSE Linux Enterprise High Availability Extension 15 SP2:haproxy","SUSE Linux Enterprise High Availability Extension 15 SP3:haproxy","SUSE Linux Enterprise High Availability Extension 15 SP4:haproxy","SUSE Linux Enterprise Micro 5.3:haproxy","SUSE Linux Enterprise Micro 5.4:haproxy","SUSE Linux Enterprise Server for SAP Applications 12 SP4:haproxy","SUSE Linux Enterprise Server for SAP Applications 12 SP5:haproxy","SUSE OpenStack Cloud 8:haproxy","SUSE OpenStack Cloud 9:haproxy","SUSE OpenStack Cloud Crowbar 8:haproxy","SUSE OpenStack Cloud Crowbar 9:haproxy"],"recommended":["SUSE Liberty Linux 9:haproxy-2.4.22-1.el9"]},"references":[{"category":"external","summary":"CVE-2023-0836","url":"https://www.suse.com/security/cve/CVE-2023-0836"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1209603 for CVE-2023-0836","url":"https://bugzilla.suse.com/1209603"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Liberty Linux 9:haproxy-2.4.22-1.el9"]}],"scores":[{"cvss_v3":{"baseScore":5.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"},"products":["SUSE Liberty Linux 9:haproxy-2.4.22-1.el9"]}],"threats":[{"category":"impact","date":"2023-03-22T08:00:23Z","details":"moderate"}],"title":"CVE-2023-0836"}]}