{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"important"},"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-2011-1720","title":"Title"},{"category":"description","text":"The SMTP server in Postfix before 2.5.13, 2.6.x before 2.6.10, 2.7.x before 2.7.4, and 2.8.x before 2.8.3, when certain Cyrus SASL authentication methods are enabled, does not create a new server handle after client authentication fails, which allows remote attackers to cause a denial of service (heap memory corruption and daemon crash) or possibly execute arbitrary code via an invalid AUTH command with one method followed by an AUTH command with a different method.","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-2011-1720","url":"https://www.suse.com/security/cve/CVE-2011-1720"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 689021 for CVE-2011-1720","url":"https://bugzilla.suse.com/689021"},{"category":"external","summary":"Advisory link for SUSE-SA:2011:023","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/5O7LZNSZBVWFMCWWO7MSNFCUS7R5NAPG/#5O7LZNSZBVWFMCWWO7MSNFCUS7R5NAPG"},{"category":"external","summary":"Advisory link for SUSE-SR:2011:010","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/J3SFKURISLALS2JGJL22FCLRZSUGU7TT/#J3SFKURISLALS2JGJL22FCLRZSUGU7TT"},{"category":"external","summary":"Advisory link for SUSE-SU-2011:0608-1","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/2GYOIMCZROPCPAJ2KKWIHJNXYM6WHVDA/#2GYOIMCZROPCPAJ2KKWIHJNXYM6WHVDA"}],"title":"SUSE CVE CVE-2011-1720","tracking":{"current_release_date":"2025-03-27T00:36:30Z","generator":{"date":"2023-02-15T05:53:24Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2011-1720","initial_release_date":"2023-02-15T05:53:24Z","revision_history":[{"date":"2023-02-15T05:53:24Z","number":"2","summary":"Current version"},{"date":"2023-12-08T05:06:07Z","number":"3","summary":"Current version"},{"date":"2023-12-09T03:30:40Z","number":"4","summary":"Current version"},{"date":"2024-04-03T02:30:51Z","number":"5","summary":"Current version"},{"date":"2025-03-16T14:20:52Z","number":"6","summary":"Current version"},{"date":"2025-03-27T00:36:30Z","number":"7","summary":"Current version"}],"status":"interim","version":"7"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Server 11 SP1-TERADATA","product":{"name":"SUSE Linux Enterprise Server 11 SP1-TERADATA","product_id":"SUSE Linux Enterprise Server 11 SP1-TERADATA","product_identification_helper":{"cpe":"cpe:/o:suse:sles:11:sp1:teradata"}}},{"category":"product_version","name":"postfix-2.5.6-5.8.1","product":{"name":"postfix-2.5.6-5.8.1","product_id":"postfix-2.5.6-5.8.1","product_identification_helper":{"cpe":"cpe:2.3:a:postfix:postfix:2.5.6:*:*:*:*:*:*:*","purl":"pkg:rpm/suse/postfix@2.5.6-5.8.1?upstream=postfix-2.5.6-5.8.1.src.rpm"}}},{"category":"product_version","name":"postfix-doc-2.5.6-5.8.1","product":{"name":"postfix-doc-2.5.6-5.8.1","product_id":"postfix-doc-2.5.6-5.8.1","product_identification_helper":{"cpe":"cpe:2.3:a:postfix:postfix:2.5.6:*:*:*:*:*:*:*","purl":"pkg:rpm/suse/postfix-doc@2.5.6-5.8.1?upstream=postfix-2.5.6-5.8.1.src.rpm"}}},{"category":"product_version","name":"postfix-mysql-2.5.6-5.8.1","product":{"name":"postfix-mysql-2.5.6-5.8.1","product_id":"postfix-mysql-2.5.6-5.8.1","product_identification_helper":{"cpe":"cpe:2.3:a:postfix:postfix:2.5.6:*:*:*:*:*:*:*","purl":"pkg:rpm/suse/postfix-mysql@2.5.6-5.8.1?upstream=postfix-2.5.6-5.8.1.src.rpm"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"postfix-2.5.6-5.8.1 as component of SUSE Linux Enterprise Server 11 SP1-TERADATA","product_id":"SUSE Linux Enterprise Server 11 SP1-TERADATA:postfix-2.5.6-5.8.1"},"product_reference":"postfix-2.5.6-5.8.1","relates_to_product_reference":"SUSE Linux Enterprise Server 11 SP1-TERADATA"},{"category":"default_component_of","full_product_name":{"name":"postfix-doc-2.5.6-5.8.1 as component of SUSE Linux Enterprise Server 11 SP1-TERADATA","product_id":"SUSE Linux Enterprise Server 11 SP1-TERADATA:postfix-doc-2.5.6-5.8.1"},"product_reference":"postfix-doc-2.5.6-5.8.1","relates_to_product_reference":"SUSE Linux Enterprise Server 11 SP1-TERADATA"},{"category":"default_component_of","full_product_name":{"name":"postfix-mysql-2.5.6-5.8.1 as component of SUSE Linux Enterprise Server 11 SP1-TERADATA","product_id":"SUSE Linux Enterprise Server 11 SP1-TERADATA:postfix-mysql-2.5.6-5.8.1"},"product_reference":"postfix-mysql-2.5.6-5.8.1","relates_to_product_reference":"SUSE Linux Enterprise Server 11 SP1-TERADATA"}]},"vulnerabilities":[{"cve":"CVE-2011-1720","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2011-1720"}],"notes":[{"category":"general","text":"The SMTP server in Postfix before 2.5.13, 2.6.x before 2.6.10, 2.7.x before 2.7.4, and 2.8.x before 2.8.3, when certain Cyrus SASL authentication methods are enabled, does not create a new server handle after client authentication fails, which allows remote attackers to cause a denial of service (heap memory corruption and daemon crash) or possibly execute arbitrary code via an invalid AUTH command with one method followed by an AUTH command with a different method.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 11 SP1-TERADATA:postfix-2.5.6-5.8.1","SUSE Linux Enterprise Server 11 SP1-TERADATA:postfix-doc-2.5.6-5.8.1","SUSE Linux Enterprise Server 11 SP1-TERADATA:postfix-mysql-2.5.6-5.8.1"]},"references":[{"category":"external","summary":"CVE-2011-1720","url":"https://www.suse.com/security/cve/CVE-2011-1720"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 689021 for CVE-2011-1720","url":"https://bugzilla.suse.com/689021"},{"category":"external","summary":"Advisory link for SUSE-SA:2011:023","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/5O7LZNSZBVWFMCWWO7MSNFCUS7R5NAPG/#5O7LZNSZBVWFMCWWO7MSNFCUS7R5NAPG"},{"category":"external","summary":"Advisory link for SUSE-SR:2011:010","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/J3SFKURISLALS2JGJL22FCLRZSUGU7TT/#J3SFKURISLALS2JGJL22FCLRZSUGU7TT"},{"category":"external","summary":"Advisory link for SUSE-SU-2011:0608-1","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/2GYOIMCZROPCPAJ2KKWIHJNXYM6WHVDA/#2GYOIMCZROPCPAJ2KKWIHJNXYM6WHVDA"}],"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 Linux Enterprise Server 11 SP1-TERADATA:postfix-2.5.6-5.8.1","SUSE Linux Enterprise Server 11 SP1-TERADATA:postfix-doc-2.5.6-5.8.1","SUSE Linux Enterprise Server 11 SP1-TERADATA:postfix-mysql-2.5.6-5.8.1"]}],"threats":[{"category":"impact","date":"2013-06-28T05:56:14Z","details":"important"}],"title":"CVE-2011-1720"}]}