UnratedFix available
squid — security advisory
The asn_parse_header function (asn1.c) in the SNMP module for Squid Web Proxy Cache before 2.4.STABLE7 allows remote attackers to cause a denial of service (server restart) via certain SNMP packets with negative length fields that trigger a memory allocation error.
- Products
- squid
- Affected versions
- Not specified
- Fixed versions
- 2.5.7
- CVEs
- CVE-2004-0918
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 14:24 UTC · Revision 1
Source evidence
The asn_parse_header function (asn1.c) in the SNMP module for Squid Web Proxy Cache before 2.4.STABLE7 allows remote attackers to cause a denial of service (server restart) via certain SNMP packets with negative length fields that trigger a memory allocation error.
osv:DEBIAN-CVE-2004-0918
squid
Fixed versions: 2.5.7
squid
Fixed versions: 2.5.7
squid
Fixed versions: 2.5.7
Complete source record
{
"id": "b5e2a1a05dc1ef5534d1dca550c442b6de8b6c2b3af3c8c7ef445661c16f1ec1",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2004-0918",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2004-0918",
"summary": "The asn_parse_header function (asn1.c) in the SNMP module for Squid Web Proxy Cache before 2.4.STABLE7 allows remote attackers to cause a denial of service (server restart) via certain SNMP packets with negative length fields that trigger a memory allocation error.",
"evidence": "osv:DEBIAN-CVE-2004-0918",
"products": [
{
"name": {
"value": "squid",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.7",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "squid",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.7",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "squid",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "2.5.7",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2004-0918",
"aliases": [
"DEBIAN-CVE-2004-0918"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.7"
}
]
}
],
"package": {
"name": "squid",
"purl": "pkg:deb/debian/squid?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2004-0918.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.7"
}
]
}
],
"package": {
"name": "squid",
"purl": "pkg:deb/debian/squid?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2004-0918.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.5.7"
}
]
}
],
"package": {
"name": "squid",
"purl": "pkg:deb/debian/squid?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2004-0918.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-21T15:47:30.860571456Z",
"provider": "osv",
"upstream": [
"CVE-2004-0918"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2004-0918"
]
},
"related_cves": [
{
"value": "CVE-2004-0918",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 393951,
"published_at": "2005-01-27T05:00:00+00:00"
}