Medium
Security advisory
It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-2125
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:46 UTC · Revision 1
Source evidence
It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
osv:CVE-2016-2125
Complete source record
{
"id": "2155fc276a47bba143940225799845039555ce57b50f945d919ee7d697d4d82b",
"url": "https://osv.dev/vulnerability/CVE-2016-2125",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-2125",
"summary": "It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.",
"evidence": "osv:CVE-2016-2125",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2016-2125",
"aliases": [
"CVE-2016-2125"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/samba-team/samba",
"type": "GIT",
"events": [
{
"introduced": "ad4be8a01adacd96c5f0fe1bb87a170ab88d2b88"
},
{
"fixed": "09348d38684215a34b091dd98ea7df21fc07f32c"
},
{
"introduced": "30812c414bb0ceb95abae08c35b94b2f97be4c5c"
},
{
"fixed": "bb02ee99eadd74bf471d1fff9a2be24d1ba2a52d"
},
{
"introduced": "916fab083a8cb5c10365da7f3a85d0bbfde4a30e"
},
{
"fixed": "3da5d752a987ec1e60d7e773dfe44d38a91d8776"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.0.25"
},
{
"fixed": "4.3.13"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.4.0"
},
{
"fixed": "4.4.8"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.5.0"
},
{
"fixed": "4.5.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"samba-4.4.7",
"samba-4.5.2",
"samba-4.5.0",
"samba-4.4.4",
"samba-4.4.3",
"samba-4.4.2",
"samba-4.4.1",
"samba-4.4.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2125.json"
}
}
],
"modified": "2026-10-24T10:30:58.282526325Z",
"provider": "osv",
"references": [
"https://access.redhat.com/errata/RHSA-2017:1265",
"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125",
"https://www.samba.org/samba/security/CVE-2016-2125.html"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_desktop",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_aus",
"extracted_events": [
{
"range": [
{
"introduced": "7.4"
},
{
"last_affected": "7.4"
},
{
"introduced": "7.6"
},
{
"last_affected": "7.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_eus",
"extracted_events": [
{
"range": [
{
"introduced": "7.3"
},
{
"last_affected": "7.3"
},
{
"introduced": "7.4"
},
{
"last_affected": "7.4"
},
{
"introduced": "7.5"
},
{
"last_affected": "7.5"
},
{
"introduced": "7.6"
},
{
"last_affected": "7.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.3:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server_tus",
"extracted_events": [
{
"range": [
{
"introduced": "7.3"
},
{
"last_affected": "7.3"
},
{
"introduced": "7.6"
},
{
"last_affected": "7.6"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_workstation",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:a:redhat:gluster_storage:3.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:gluster_storage",
"extracted_events": [
{
"range": [
{
"introduced": "3.0"
},
{
"last_affected": "3.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2016-2125",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 439045,
"published_at": "2018-10-31T20:29:00.247+00:00"
}