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vuln-ubuntu/data/osv/usn/USN-6591-1.json
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{
"schema_version": "1.7.0",
"id": "USN-6591-1",
"summary": "postfix vulnerability",
"details": "Timo Longin discovered that Postfix incorrectly handled certain email line\nendings. A remote attacker could possibly use this issue to bypass an email\nauthentication mechanism, allowing domain spoofing and potential spamming.\n\nPlease note that certain configuration changes are required to address\nthis issue. They are not enabled by default for backward compatibility.\nInformation can be found at https://www.postfix.org/smtp-smuggling.html.\n",
"aliases": [],
"upstream": [
"UBUNTU-CVE-2023-51764"
],
"related": [],
"published": "2024-01-22T12:35:30Z",
"modified": "2026-06-29T10:53:06Z",
"affected": [
{
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "postfix",
"purl": "pkg:deb/ubuntu/postfix@2.11.0-1ubuntu1.2+esm2?arch=source&distro=trusty/esm"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.11.0-1ubuntu1.2+esm2"
}
]
}
],
"versions": [
"2.10.2-1",
"2.10.2-1build1",
"2.11.0-1",
"2.11.0-1ubuntu1",
"2.11.0-1ubuntu1.2"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "postfix",
"binary_version": "2.11.0-1ubuntu1.2+esm2"
},
{
"binary_name": "postfix-cdb",
"binary_version": "2.11.0-1ubuntu1.2+esm2"
},
{
"binary_name": "postfix-ldap",
"binary_version": "2.11.0-1ubuntu1.2+esm2"
},
{
"binary_name": "postfix-mysql",
"binary_version": "2.11.0-1ubuntu1.2+esm2"
},
{
"binary_name": "postfix-pcre",
"binary_version": "2.11.0-1ubuntu1.2+esm2"
},
{
"binary_name": "postfix-pgsql",
"binary_version": "2.11.0-1ubuntu1.2+esm2"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"cves": []
}
}
},
{
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "postfix",
"purl": "pkg:deb/ubuntu/postfix@3.1.0-3ubuntu0.4+esm2?arch=source&distro=esm-infra/xenial"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.1.0-3ubuntu0.4+esm2"
}
]
}
],
"versions": [
"2.11.3-1ubuntu2",
"2.11.3-1ubuntu3",
"3.0.4-1ubuntu1",
"3.0.4-2",
"3.0.4-3",
"3.0.4-5",
"3.0.4-5build1",
"3.1.0-3",
"3.1.0-3ubuntu0.1",
"3.1.0-3ubuntu0.2",
"3.1.0-3ubuntu0.3",
"3.1.0-3ubuntu0.4"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "postfix",
"binary_version": "3.1.0-3ubuntu0.4+esm2"
},
{
"binary_name": "postfix-cdb",
"binary_version": "3.1.0-3ubuntu0.4+esm2"
},
{
"binary_name": "postfix-ldap",
"binary_version": "3.1.0-3ubuntu0.4+esm2"
},
{
"binary_name": "postfix-mysql",
"binary_version": "3.1.0-3ubuntu0.4+esm2"
},
{
"binary_name": "postfix-pcre",
"binary_version": "3.1.0-3ubuntu0.4+esm2"
},
{
"binary_name": "postfix-pgsql",
"binary_version": "3.1.0-3ubuntu0.4+esm2"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"cves": []
}
}
},
{
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "postfix",
"purl": "pkg:deb/ubuntu/postfix@3.3.0-1ubuntu0.4+esm2?arch=source&distro=esm-infra/bionic"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.3.0-1ubuntu0.4+esm2"
}
]
}
],
"versions": [
"3.2.3-1",
"3.2.3-1build1",
"3.2.4-1",
"3.2.5-1",
"3.2.5-1build1",
"3.3.0-1",
"3.3.0-1ubuntu0.1",
"3.3.0-1ubuntu0.2",
"3.3.0-1ubuntu0.3",
"3.3.0-1ubuntu0.4"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "postfix",
"binary_version": "3.3.0-1ubuntu0.4+esm2"
},
{
"binary_name": "postfix-cdb",
"binary_version": "3.3.0-1ubuntu0.4+esm2"
},
{
"binary_name": "postfix-ldap",
"binary_version": "3.3.0-1ubuntu0.4+esm2"
},
{
"binary_name": "postfix-lmdb",
"binary_version": "3.3.0-1ubuntu0.4+esm2"
},
{
"binary_name": "postfix-mysql",
"binary_version": "3.3.0-1ubuntu0.4+esm2"
},
{
"binary_name": "postfix-pcre",
"binary_version": "3.3.0-1ubuntu0.4+esm2"
},
{
"binary_name": "postfix-pgsql",
"binary_version": "3.3.0-1ubuntu0.4+esm2"
},
{
"binary_name": "postfix-sqlite",
"binary_version": "3.3.0-1ubuntu0.4+esm2"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"cves": []
}
}
},
{
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "postfix",
"purl": "pkg:deb/ubuntu/postfix@3.4.13-0ubuntu1.3?arch=source&distro=focal"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.4.13-0ubuntu1.3"
}
]
}
],
"versions": [
"3.4.5-1ubuntu1",
"3.4.7-1",
"3.4.7-2",
"3.4.8-1",
"3.4.9-1",
"3.4.10-1",
"3.4.10-1ubuntu1",
"3.4.13-0ubuntu1",
"3.4.13-0ubuntu1.1",
"3.4.13-0ubuntu1.2"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "postfix",
"binary_version": "3.4.13-0ubuntu1.3"
},
{
"binary_name": "postfix-cdb",
"binary_version": "3.4.13-0ubuntu1.3"
},
{
"binary_name": "postfix-ldap",
"binary_version": "3.4.13-0ubuntu1.3"
},
{
"binary_name": "postfix-lmdb",
"binary_version": "3.4.13-0ubuntu1.3"
},
{
"binary_name": "postfix-mysql",
"binary_version": "3.4.13-0ubuntu1.3"
},
{
"binary_name": "postfix-pcre",
"binary_version": "3.4.13-0ubuntu1.3"
},
{
"binary_name": "postfix-pgsql",
"binary_version": "3.4.13-0ubuntu1.3"
},
{
"binary_name": "postfix-sqlite",
"binary_version": "3.4.13-0ubuntu1.3"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:20.04:LTS",
"cves": []
}
}
},
{
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "postfix",
"purl": "pkg:deb/ubuntu/postfix@3.6.4-1ubuntu1.2?arch=source&distro=jammy"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.6.4-1ubuntu1.2"
}
]
}
],
"versions": [
"3.5.6-1ubuntu2",
"3.5.13-1ubuntu1",
"3.5.13-1ubuntu2",
"3.5.13-1ubuntu3",
"3.6.3-4ubuntu1",
"3.6.3-5ubuntu1",
"3.6.3-5ubuntu2",
"3.6.4-1ubuntu1",
"3.6.4-1ubuntu1.1"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "postfix",
"binary_version": "3.6.4-1ubuntu1.2"
},
{
"binary_name": "postfix-cdb",
"binary_version": "3.6.4-1ubuntu1.2"
},
{
"binary_name": "postfix-ldap",
"binary_version": "3.6.4-1ubuntu1.2"
},
{
"binary_name": "postfix-lmdb",
"binary_version": "3.6.4-1ubuntu1.2"
},
{
"binary_name": "postfix-mysql",
"binary_version": "3.6.4-1ubuntu1.2"
},
{
"binary_name": "postfix-pcre",
"binary_version": "3.6.4-1ubuntu1.2"
},
{
"binary_name": "postfix-pgsql",
"binary_version": "3.6.4-1ubuntu1.2"
},
{
"binary_name": "postfix-sqlite",
"binary_version": "3.6.4-1ubuntu1.2"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:22.04:LTS",
"cves": []
}
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-6591-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-51764"
},
{
"type": "REPORT",
"url": "https://bugs.launchpad.net/ubuntu/+source/postfix/+bug/2049337"
}
]
}