High
Security advisory
The m_authenticate function in modules/m_sasl.c in UnrealIRCd before 3.2.10.7 and 4.x before 4.0.6 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-7144
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:10 UTC · Revision 1
Source evidence
The m_authenticate function in modules/m_sasl.c in UnrealIRCd before 3.2.10.7 and 4.x before 4.0.6 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.
osv:CVE-2016-7144
Complete source record
{
"id": "65eb14a6f56f6a3927ed4e62c9e0467797fc13a6f5eab2bada97a5ad6abdfa5b",
"url": "https://osv.dev/vulnerability/CVE-2016-7144",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-7144",
"summary": "The m_authenticate function in modules/m_sasl.c in UnrealIRCd before 3.2.10.7 and 4.x before 4.0.6 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.",
"evidence": "osv:CVE-2016-7144",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2016-7144",
"aliases": [
"CVE-2016-7144"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/unrealircd/unrealircd",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "f473e355e1dc422c4f019dbf86bc50ba1a34a766"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"fixed": "f473e355e1dc422c4f019dbf86bc50ba1a34a766"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7144.json",
"vanir_signatures": [
{
"id": "CVE-2016-7144-3f7c762b",
"digest": {
"length": 1233,
"function_hash": "299195161566907468620660341084166613642"
},
"source": "https://github.com/unrealircd/unrealircd/commit/f473e355e1dc422c4f019dbf86bc50ba1a34a766",
"target": {
"file": "src/modules/m_sasl.c",
"function": "CMD_FUNC"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2016-7144-b532575d",
"digest": {
"threshold": 0.9,
"line_hashes": [
"115886860260935195870084536778047430273",
"25227128243890836524439657246379374207",
"28890922473748758884586902563936070876"
]
},
"source": "https://github.com/unrealircd/unrealircd/commit/f473e355e1dc422c4f019dbf86bc50ba1a34a766",
"target": {
"file": "src/modules/m_sasl.c"
},
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1"
}
],
"vanir_signatures_modified": "2026-10-20T13:15:49Z"
}
}
],
"modified": "2026-10-20T13:15:49.381712562Z",
"provider": "osv",
"references": [
"https://forums.unrealircd.org/viewtopic.php?f=1&t=8588",
"https://github.com/unrealircd/unrealircd/commit/f473e355e1dc422c4f019dbf86bc50ba1a34a766"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:unrealircd:unrealircd:*:*:*:*:*:*:*:*"
],
"vendor_product": "unrealircd:unrealircd",
"extracted_events": [
{
"range": [
{
"last_affected": "3.2.10.5"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:unrealircd:unrealircd:4.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:unrealircd:unrealircd:4.0.1:*:*:*:*:*:*:*",
"cpe:2.3:a:unrealircd:unrealircd:4.0.2:*:*:*:*:*:*:*",
"cpe:2.3:a:unrealircd:unrealircd:4.0.3.1:*:*:*:*:*:*:*",
"cpe:2.3:a:unrealircd:unrealircd:4.0.3:*:*:*:*:*:*:*",
"cpe:2.3:a:unrealircd:unrealircd:4.0.4:*:*:*:*:*:*:*",
"cpe:2.3:a:unrealircd:unrealircd:4.0.5:*:*:*:*:*:*:*"
],
"vendor_product": "unrealircd:unrealircd",
"extracted_events": [
{
"range": [
{
"introduced": "4.0.0"
},
{
"last_affected": "4.0.0"
},
{
"introduced": "4.0.1"
},
{
"last_affected": "4.0.1"
},
{
"introduced": "4.0.2"
},
{
"last_affected": "4.0.2"
},
{
"introduced": "4.0.3"
},
{
"last_affected": "4.0.3"
},
{
"introduced": "4.0.3.1"
},
{
"last_affected": "4.0.3.1"
},
{
"introduced": "4.0.4"
},
{
"last_affected": "4.0.4"
},
{
"introduced": "4.0.5"
},
{
"last_affected": "4.0.5"
}
],
"source": "CPE_STRING"
}
]
},
{
"extracted_events": [
{
"range": [
{
"fixed": "3.2.10.7"
},
{
"introduced": "4.x"
},
{
"fixed": "4.0.6"
}
],
"source": "DESCRIPTION"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2016-7144",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 387417,
"published_at": "2017-01-18T17:59:00.56+00:00"
}