High
Security advisory
On a Samba 4 AD DC the LDAP server in all versions of Samba from 4.0.0 onwards incorrectly validates permissions to modify passwords over LDAP allowing authenticated users to change any other users' passwords, including administrative users and privileged service accounts (eg Domain Controllers).
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-1057
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:40 UTC · Revision 1
Source evidence
On a Samba 4 AD DC the LDAP server in all versions of Samba from 4.0.0 onwards incorrectly validates permissions to modify passwords over LDAP allowing authenticated users to change any other users' passwords, including administrative users and privileged service accounts (eg Domain Controllers).
osv:CVE-2018-1057
Complete source record
{
"id": "824b2cc2c9ebc28b14ddd3ae7a79c7f5a3a3024275575ce14dc3a63811e84a02",
"url": "https://osv.dev/vulnerability/CVE-2018-1057",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-1057",
"summary": "On a Samba 4 AD DC the LDAP server in all versions of Samba from 4.0.0 onwards incorrectly validates permissions to modify passwords over LDAP allowing authenticated users to change any other users' passwords, including administrative users and privileged service accounts (eg Domain Controllers).",
"evidence": "osv:CVE-2018-1057",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2018-1057",
"aliases": [
"CVE-2018-1057"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/samba-team/samba",
"type": "GIT",
"events": [
{
"introduced": "df33344d8eb40221d60c99931690703a11d91bc2"
},
{
"fixed": "4b43ad87039c0e94522b2baa7381255e28935f4e"
},
{
"introduced": "f17816a4ae2bb0ed45561347a4c578ca9ab28ccf"
},
{
"fixed": "d64e68abdb0c468467b6ea480dd2ede8c0315374"
},
{
"introduced": "d1e69845e28c20a491c4cd60c712b46ddfcb9dc0"
},
{
"fixed": "5cfa947e5098bc361ff13fdad1b4fe3211a39154"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0"
},
{
"fixed": "4.5.16"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.6.0"
},
{
"fixed": "4.6.14"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.7.0"
},
{
"fixed": "4.7.6"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"samba-4.6.13",
"samba-4.7.5",
"samba-4.7.4",
"ldb-1.2.3",
"samba-4.6.12",
"samba-4.6.10",
"samba-4.7.2",
"samba-4.7.1",
"samba-4.6.9",
"samba-4.7.0",
"samba-4.6.7",
"samba-4.6.5",
"samba-4.6.3",
"samba-4.6.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-1057.json"
}
}
],
"modified": "2026-10-24T10:30:56.711036415Z",
"provider": "osv",
"references": [
"https://lists.debian.org/debian-lts-announce/2019/04/msg00013.html",
"https://security.gentoo.org/glsa/201805-07",
"https://security.netapp.com/advisory/ntap-20180313-0001/",
"https://usn.ubuntu.com/3595-1/",
"https://www.debian.org/security/2018/dsa-4135",
"https://www.samba.org/samba/security/CVE-2018-1057.html",
"https://www.synology.com/support/security/Synology_SA_18_08",
"https://bugzilla.redhat.com/show_bug.cgi?id=1553553"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:lts:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "17.10"
},
{
"last_affected": "17.10"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2018-1057",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 438716,
"published_at": "2018-03-13T16:29:00.287+00:00"
}