Critical
opendmarc — security advisory
OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM field.
- Products
- opendmarc
- Affected versions
- 1.3.1+dfsg-2, 1.3.1+dfsg-3, 1.3.1+dfsg-3ubuntu0.1~esm1, 1.3.2-2, 1.3.2-3, 1.3.2-3ubuntu0.1, 1.3.2-3ubuntu0.2, 1.3.2-6, 1.3.2-7, 1.3.2-7ubuntu0.1, 1.4.0~beta1+dfsg-6, 1.4.1.1-1, 1.4.1.1-2, 1.4.2-1, 1.4.2-3, 1.4.2-4, 1.4.2-4.1build1, 1.4.2-4.1build2, 1.4.2-5, 1.4.2-5.1, 1.4.2-5.1build1
- Fixed versions
- Not specified
- CVEs
- CVE-2019-20790
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:50 UTC · Revision 1
Source evidence
OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM field.
osv:UBUNTU-CVE-2019-20790
opendmarc
Fixed versions: Not specified
opendmarc
Fixed versions: Not specified
opendmarc
Fixed versions: Not specified
opendmarc
Fixed versions: Not specified
opendmarc
Fixed versions: Not specified
opendmarc
Fixed versions: Not specified
opendmarc
Fixed versions: Not specified
opendmarc
Fixed versions: Not specified
Complete source record
{
"id": "bc2f487ca4078057c6ea098b6b15e0cecc956c629bc990c2e9ba4f20d2facc03",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2019-20790",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2019-20790",
"summary": "OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM field.",
"evidence": "osv:UBUNTU-CVE-2019-20790",
"products": [
{
"name": {
"value": "opendmarc",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.1+dfsg-2",
"evidence": "/affected/0/versions"
},
{
"value": "1.3.1+dfsg-3",
"evidence": "/affected/0/versions"
},
{
"value": "1.3.1+dfsg-3ubuntu0.1~esm1",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "opendmarc",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.2-2",
"evidence": "/affected/1/versions"
},
{
"value": "1.3.2-3",
"evidence": "/affected/1/versions"
},
{
"value": "1.3.2-3ubuntu0.1",
"evidence": "/affected/1/versions"
},
{
"value": "1.3.2-3ubuntu0.2",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "opendmarc",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.3.2-6",
"evidence": "/affected/2/versions"
},
{
"value": "1.3.2-7",
"evidence": "/affected/2/versions"
},
{
"value": "1.3.2-7ubuntu0.1",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "opendmarc",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.0~beta1+dfsg-6",
"evidence": "/affected/3/versions"
},
{
"value": "1.4.1.1-1",
"evidence": "/affected/3/versions"
},
{
"value": "1.4.1.1-2",
"evidence": "/affected/3/versions"
},
{
"value": "1.4.2-1",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "opendmarc",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.2-3",
"evidence": "/affected/4/versions"
},
{
"value": "1.4.2-4",
"evidence": "/affected/4/versions"
},
{
"value": "1.4.2-4.1build1",
"evidence": "/affected/4/versions"
},
{
"value": "1.4.2-4.1build2",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "opendmarc",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.2-5",
"evidence": "/affected/5/versions"
},
{
"value": "1.4.2-5.1",
"evidence": "/affected/5/versions"
}
]
},
{
"name": {
"value": "opendmarc",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.2-5.1build1",
"evidence": "/affected/6/versions"
}
]
},
{
"name": {
"value": "opendmarc",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.4.2-5.1",
"evidence": "/affected/7/versions"
},
{
"value": "1.4.2-5.1build1",
"evidence": "/affected/7/versions"
}
]
}
],
"severity": "critical",
"structured": {
"id": "UBUNTU-CVE-2019-20790",
"aliases": [
"UBUNTU-CVE-2019-20790"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opendmarc",
"purl": "pkg:deb/ubuntu/opendmarc?arch=source&distro=esm-apps%2Fxenial",
"ecosystem": "Ubuntu:Pro:16.04:LTS"
},
"versions": [
"1.3.1+dfsg-2",
"1.3.1+dfsg-3",
"1.3.1+dfsg-3ubuntu0.1~esm1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20790.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopendmarc2",
"binary_version": "1.3.1+dfsg-3ubuntu0.1~esm1"
},
{
"binary_name": "opendmarc",
"binary_version": "1.3.1+dfsg-3ubuntu0.1~esm1"
},
{
"binary_name": "rddmarc",
"binary_version": "1.3.1+dfsg-3ubuntu0.1~esm1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opendmarc",
"purl": "pkg:deb/ubuntu/opendmarc?arch=source&distro=bionic",
"ecosystem": "Ubuntu:18.04:LTS"
},
"versions": [
"1.3.2-2",
"1.3.2-3",
"1.3.2-3ubuntu0.1",
"1.3.2-3ubuntu0.2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20790.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopendmarc2",
"binary_version": "1.3.2-3ubuntu0.2"
},
{
"binary_name": "opendmarc",
"binary_version": "1.3.2-3ubuntu0.2"
},
{
"binary_name": "rddmarc",
"binary_version": "1.3.2-3ubuntu0.2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opendmarc",
"purl": "pkg:deb/ubuntu/opendmarc?arch=source&distro=focal",
"ecosystem": "Ubuntu:20.04:LTS"
},
"versions": [
"1.3.2-6",
"1.3.2-7",
"1.3.2-7ubuntu0.1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20790.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopendmarc2",
"binary_version": "1.3.2-7ubuntu0.1"
},
{
"binary_name": "opendmarc",
"binary_version": "1.3.2-7ubuntu0.1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opendmarc",
"purl": "pkg:deb/ubuntu/opendmarc?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
"versions": [
"1.4.0~beta1+dfsg-6",
"1.4.1.1-1",
"1.4.1.1-2",
"1.4.2-1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20790.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopendmarc2",
"binary_version": "1.4.2-1"
},
{
"binary_name": "opendmarc",
"binary_version": "1.4.2-1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opendmarc",
"purl": "pkg:deb/ubuntu/opendmarc?arch=source&distro=noble",
"ecosystem": "Ubuntu:24.04:LTS"
},
"versions": [
"1.4.2-3",
"1.4.2-4",
"1.4.2-4.1build1",
"1.4.2-4.1build2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20790.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopendmarc2t64",
"binary_version": "1.4.2-4.1build2"
},
{
"binary_name": "opendmarc",
"binary_version": "1.4.2-4.1build2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opendmarc",
"purl": "pkg:deb/ubuntu/opendmarc?arch=source&distro=questing",
"ecosystem": "Ubuntu:25.10"
},
"versions": [
"1.4.2-5",
"1.4.2-5.1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20790.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopendmarc2t64",
"binary_version": "1.4.2-5.1"
},
{
"binary_name": "opendmarc",
"binary_version": "1.4.2-5.1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opendmarc",
"purl": "pkg:deb/ubuntu/opendmarc?arch=source&distro=stonking",
"ecosystem": "Ubuntu:26.10"
},
"versions": [
"1.4.2-5.1build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20790.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopendmarc2t64",
"binary_version": "1.4.2-5.1build1"
},
{
"binary_name": "opendmarc",
"binary_version": "1.4.2-5.1build1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "opendmarc",
"purl": "pkg:deb/ubuntu/opendmarc?arch=source&distro=resolute",
"ecosystem": "Ubuntu:26.04:LTS"
},
"versions": [
"1.4.2-5.1",
"1.4.2-5.1build1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-20790.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libopendmarc2t64",
"binary_version": "1.4.2-5.1build1"
},
{
"binary_name": "opendmarc",
"binary_version": "1.4.2-5.1build1"
}
]
}
}
],
"modified": "2026-10-17T12:56:07.590754406Z",
"provider": "osv",
"upstream": [
"CVE-2019-20790"
],
"references": [
"https://ubuntu.com/security/CVE-2019-20790",
"https://bugs.launchpad.net/pypolicyd-spf/+bug/1838816",
"https://sourceforge.net/p/opendmarc/tickets/235/",
"https://www.usenix.org/system/files/sec20fall_chen-jianjun_prepub_0.pdf",
"https://www.cve.org/CVERecord?id=CVE-2019-20790"
]
},
"related_cves": [
{
"value": "CVE-2019-20790",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 354854,
"published_at": "2020-04-27T14:15:00+00:00"
}