MediumFix available
xorg-server — security advisory
A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xorg. X server allows unprivileged users with the ability to log in to the system via physical console to escalate their privileges and run arbitrary code under root privileges.
- Products
- xorg-server
- Affected versions
- Not specified
- Fixed versions
- 1.19.5-r1, 1.19.6-r3, 1.20.3-r0
- CVEs
- CVE-2018-14665
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:12 UTC · Revision 1
Source evidence
A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xorg. X server allows unprivileged users with the ability to log in to the system via physical console to escalate their privileges and run arbitrary code under root privileges.
osv:ALPINE-CVE-2018-14665
xorg-server
Fixed versions: 1.20.3-r0
xorg-server
Fixed versions: 1.20.3-r0
xorg-server
Fixed versions: 1.20.3-r0
xorg-server
Fixed versions: 1.19.5-r1
xorg-server
Fixed versions: 1.19.5-r1
xorg-server
Fixed versions: 1.19.6-r3
xorg-server
Fixed versions: 1.20.3-r0
Complete source record
{
"id": "6cead61570a9d626acb98abd31d0348387fb5db8c7c8aac0f016be10259f558b",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2018-14665",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2018-14665",
"summary": "A flaw was found in xorg-x11-server before 1.20.3. An incorrect permission check for -modulepath and -logfile options when starting Xorg. X server allows unprivileged users with the ability to log in to the system via physical console to escalate their privileges and run arbitrary code under root privileges.",
"evidence": "osv:ALPINE-CVE-2018-14665",
"products": [
{
"name": {
"value": "xorg-server",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.20.3-r0",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "xorg-server",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.20.3-r0",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "xorg-server",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.20.3-r0",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "xorg-server",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.19.5-r1",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.19.5-r1",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "xorg-server",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.19.6-r3",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "xorg-server",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.20.3-r0",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "ALPINE-CVE-2018-14665",
"aliases": [
"ALPINE-CVE-2018-14665"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.3-r0"
}
]
}
],
"package": {
"name": "xorg-server",
"purl": "pkg:apk/alpine/xorg-server?arch=source",
"ecosystem": "Alpine:v3.10"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14665.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.3-r0"
}
]
}
],
"package": {
"name": "xorg-server",
"purl": "pkg:apk/alpine/xorg-server?arch=source",
"ecosystem": "Alpine:v3.11"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14665.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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},
{
"fixed": "1.20.3-r0"
}
]
}
],
"package": {
"name": "xorg-server",
"purl": "pkg:apk/alpine/xorg-server?arch=source",
"ecosystem": "Alpine:v3.12"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14665.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
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{
"fixed": "1.19.5-r1"
}
]
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],
"package": {
"name": "xorg-server",
"purl": "pkg:apk/alpine/xorg-server?arch=source",
"ecosystem": "Alpine:v3.6"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14665.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
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{
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}
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],
"package": {
"name": "xorg-server",
"purl": "pkg:apk/alpine/xorg-server?arch=source",
"ecosystem": "Alpine:v3.7"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14665.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.19.6-r3"
}
]
}
],
"package": {
"name": "xorg-server",
"purl": "pkg:apk/alpine/xorg-server?arch=source",
"ecosystem": "Alpine:v3.8"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14665.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.3-r0"
}
]
}
],
"package": {
"name": "xorg-server",
"purl": "pkg:apk/alpine/xorg-server?arch=source",
"ecosystem": "Alpine:v3.9"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14665.json"
},
"ecosystem_specific": {}
}
],
"modified": "2026-10-23T17:24:01.220061658Z",
"provider": "osv",
"upstream": [
"CVE-2018-14665"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2018-14665"
]
},
"related_cves": [
{
"value": "CVE-2018-14665",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 415925,
"published_at": "2018-10-25T20:29:00.25+00:00"
}