UnratedFix available
exim4 — security advisory
The DKIM implementation in Exim 4.7x before 4.76 permits matching for DKIM identities to apply to lookup items, instead of only strings, which allows remote attackers to execute arbitrary code or access a filesystem via a crafted identity.
- Products
- exim4
- Affected versions
- Not specified
- Fixed versions
- 4.76-1
- CVEs
- CVE-2011-1407
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 23:12 UTC · Revision 1
Source evidence
The DKIM implementation in Exim 4.7x before 4.76 permits matching for DKIM identities to apply to lookup items, instead of only strings, which allows remote attackers to execute arbitrary code or access a filesystem via a crafted identity.
osv:DEBIAN-CVE-2011-1407
exim4
Fixed versions: 4.76-1
exim4
Fixed versions: 4.76-1
exim4
Fixed versions: 4.76-1
Complete source record
{
"id": "917c22cfc169b0a5a123648940dec3b3d6828a2795b2eb20bd7a5c5b3566db82",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2011-1407",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2011-1407",
"summary": "The DKIM implementation in Exim 4.7x before 4.76 permits matching for DKIM identities to apply to lookup items, instead of only strings, which allows remote attackers to execute arbitrary code or access a filesystem via a crafted identity.",
"evidence": "osv:DEBIAN-CVE-2011-1407",
"products": [
{
"name": {
"value": "exim4",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.76-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "exim4",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.76-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "exim4",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.76-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2011-1407",
"aliases": [
"DEBIAN-CVE-2011-1407"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.76-1"
}
]
}
],
"package": {
"name": "exim4",
"purl": "pkg:deb/debian/exim4?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1407.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.76-1"
}
]
}
],
"package": {
"name": "exim4",
"purl": "pkg:deb/debian/exim4?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1407.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.76-1"
}
]
}
],
"package": {
"name": "exim4",
"purl": "pkg:deb/debian/exim4?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1407.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T17:47:37.276624935Z",
"provider": "osv",
"upstream": [
"CVE-2011-1407"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2011-1407"
]
},
"related_cves": [
{
"value": "CVE-2011-1407",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 417971,
"published_at": "2011-05-16T18:55:00.73+00:00"
}