coturn — security advisory
An exploitable SQL injection vulnerability exists in the administrator web portal function of coTURN prior to version 4.5.0.9. A login message with a specially crafted username can cause an SQL injection, resulting in authentication bypass, which could give access to the TURN server administrator web portal. An attacker can log in via the external interface of the TURN server to trigger this vulnerability.
- Products
- coturn
- Affected versions
- Not specified
- Fixed versions
- 4.5.1.0-1
- CVEs
- CVE-2018-4056
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 00:56 UTC · Revision 1
Source evidence
An exploitable SQL injection vulnerability exists in the administrator web portal function of coTURN prior to version 4.5.0.9. A login message with a specially crafted username can cause an SQL injection, resulting in authentication bypass, which could give access to the TURN server administrator web portal. An attacker can log in via the external interface of the TURN server to trigger this vulnerability.
osv:DEBIAN-CVE-2018-4056
coturn
Fixed versions: 4.5.1.0-1
coturn
Fixed versions: 4.5.1.0-1
coturn
Fixed versions: 4.5.1.0-1
Complete source record
{
"id": "109e52533e76f2b8dda0651617c3b24ad7051c2b3ac961fdd8203d4fed9f0052",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-4056",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2018-4056",
"summary": "An exploitable SQL injection vulnerability exists in the administrator web portal function of coTURN prior to version 4.5.0.9. A login message with a specially crafted username can cause an SQL injection, resulting in authentication bypass, which could give access to the TURN server administrator web portal. An attacker can log in via the external interface of the TURN server to trigger this vulnerability.",
"evidence": "osv:DEBIAN-CVE-2018-4056",
"products": [
{
"name": {
"value": "coturn",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.5.1.0-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "coturn",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.5.1.0-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "coturn",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.5.1.0-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "DEBIAN-CVE-2018-4056",
"aliases": [
"DEBIAN-CVE-2018-4056"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.5.1.0-1"
}
]
}
],
"package": {
"name": "coturn",
"purl": "pkg:deb/debian/coturn?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-4056.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.5.1.0-1"
}
]
}
],
"package": {
"name": "coturn",
"purl": "pkg:deb/debian/coturn?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-4056.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.5.1.0-1"
}
]
}
],
"package": {
"name": "coturn",
"purl": "pkg:deb/debian/coturn?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-4056.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T18:03:58.302422465Z",
"provider": "osv",
"upstream": [
"CVE-2018-4056"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2018-4056"
]
},
"related_cves": [
{
"value": "CVE-2018-4056",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 422778,
"published_at": "2019-02-05T18:29:00.85+00:00"
}