HighFix available
samba — security advisory
A flaw was found in the way Samba maps domain users to local users. An authenticated attacker could use this flaw to cause possible privilege escalation.
- Products
- samba
- Affected versions
- Not specified
- Fixed versions
- 4.13.17-r0, 4.14.12-r0, 4.15.2-r0
- CVEs
- CVE-2020-25717
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:08 UTC · Revision 1
Source evidence
A flaw was found in the way Samba maps domain users to local users. An authenticated attacker could use this flaw to cause possible privilege escalation.
osv:ALPINE-CVE-2020-25717
samba
Fixed versions: 4.13.17-r0
samba
Fixed versions: 4.14.12-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
samba
Fixed versions: 4.15.2-r0
Complete source record
{
"id": "902882e64d3f6d892b679f2a0046c08176a3812a0e73aa522ec06445dadcaf0b",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2020-25717",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2020-25717",
"summary": "A flaw was found in the way Samba maps domain users to local users. An authenticated attacker could use this flaw to cause possible privilege escalation.",
"evidence": "osv:ALPINE-CVE-2020-25717",
"products": [
{
"name": {
"value": "samba",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.13.17-r0",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.12-r0",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/2/package/name"
},
"prerequisites": [],
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{
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"evidence": "/affected/2/ranges"
}
],
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},
{
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},
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{
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{
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"evidence": "/affected/4/ranges"
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"affected_versions": []
},
{
"name": {
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},
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{
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}
],
"affected_versions": []
},
{
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"affected_versions": []
},
{
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{
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}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/8/package/name"
},
"prerequisites": [],
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{
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"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.2-r0",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.2-r0",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.2-r0",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "ALPINE-CVE-2020-25717",
"aliases": [
"ALPINE-CVE-2020-25717"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.0.0"
},
{
"fixed": "4.13.17-r0"
}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.13"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.0.0"
},
{
"fixed": "4.14.12-r0"
}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.14"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
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"events": [
{
"introduced": "3.0.0"
},
{
"fixed": "4.15.2-r0"
}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.15"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.16"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.0.0"
},
{
"fixed": "4.15.2-r0"
}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.17"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
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{
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{
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{
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}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.18"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
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{
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{
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}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.19"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
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{
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{
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}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.20"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
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},
{
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}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.21"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "3.0.0"
},
{
"fixed": "4.15.2-r0"
}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.22"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
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{
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{
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}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.23"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
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{
"introduced": "3.0.0"
},
{
"fixed": "4.15.2-r0"
}
]
}
],
"package": {
"name": "samba",
"purl": "pkg:apk/alpine/samba?arch=source",
"ecosystem": "Alpine:v3.24"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-25717.json"
},
"ecosystem_specific": {}
}
],
"modified": "2026-10-26T11:17:55.158812568Z",
"provider": "osv",
"upstream": [
"CVE-2020-25717"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2020-25717"
]
},
"related_cves": [
{
"value": "CVE-2020-25717",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450562,
"published_at": "2022-02-18T18:15:08.393+00:00"
}