UnratedFix available
nfs-utils — security advisory
The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records.
- Products
- nfs-utils
- Affected versions
- Not specified
- Fixed versions
- 1:1.2.4-1
- CVEs
- CVE-2011-2500
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:41 UTC · Revision 1
Source evidence
The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records.
osv:DEBIAN-CVE-2011-2500
nfs-utils
Fixed versions: 1:1.2.4-1
nfs-utils
Fixed versions: 1:1.2.4-1
nfs-utils
Fixed versions: 1:1.2.4-1
Complete source record
{
"id": "57150e3122b978dbbf7717844a884881842da6dcc7391a42fdab1e863f882bdc",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2011-2500",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2011-2500",
"summary": "The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records.",
"evidence": "osv:DEBIAN-CVE-2011-2500",
"products": [
{
"name": {
"value": "nfs-utils",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:1.2.4-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "nfs-utils",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:1.2.4-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "nfs-utils",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1:1.2.4-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2011-2500",
"aliases": [
"DEBIAN-CVE-2011-2500"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:1.2.4-1"
}
]
}
],
"package": {
"name": "nfs-utils",
"purl": "pkg:deb/debian/nfs-utils?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-2500.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:1.2.4-1"
}
]
}
],
"package": {
"name": "nfs-utils",
"purl": "pkg:deb/debian/nfs-utils?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-2500.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1:1.2.4-1"
}
]
}
],
"package": {
"name": "nfs-utils",
"purl": "pkg:deb/debian/nfs-utils?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-2500.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T17:47:27.751042265Z",
"provider": "osv",
"upstream": [
"CVE-2011-2500"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2011-2500"
]
},
"related_cves": [
{
"value": "CVE-2011-2500",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 417054,
"published_at": "2014-02-15T14:57:06.567+00:00"
}