HighFix available
rdesktop — security advisory
rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in the function ui_clip_handle_data() that results in an information leak.
- Products
- rdesktop
- Affected versions
- Not specified
- Fixed versions
- 1.8.6-r0
- CVEs
- CVE-2018-20174
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:12 UTC · Revision 1
Source evidence
rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in the function ui_clip_handle_data() that results in an information leak.
osv:ALPINE-CVE-2018-20174
rdesktop
Fixed versions: 1.8.6-r0
rdesktop
Fixed versions: 1.8.6-r0
rdesktop
Fixed versions: 1.8.6-r0
rdesktop
Fixed versions: 1.8.6-r0
rdesktop
Fixed versions: 1.8.6-r0
Complete source record
{
"id": "f8125f8529ace49bc24ff9700a7d1b6fde4bc8d5996b5f8bebf6064807581d06",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2018-20174",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2018-20174",
"summary": "rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in the function ui_clip_handle_data() that results in an information leak.",
"evidence": "osv:ALPINE-CVE-2018-20174",
"products": [
{
"name": {
"value": "rdesktop",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.8.6-r0",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rdesktop",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.8.6-r0",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rdesktop",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.8.6-r0",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rdesktop",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.8.6-r0",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rdesktop",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.8.6-r0",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "ALPINE-CVE-2018-20174",
"aliases": [
"ALPINE-CVE-2018-20174"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.6-r0"
}
]
}
],
"package": {
"name": "rdesktop",
"purl": "pkg:apk/alpine/rdesktop?arch=source",
"ecosystem": "Alpine:v3.10"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-20174.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.6-r0"
}
]
}
],
"package": {
"name": "rdesktop",
"purl": "pkg:apk/alpine/rdesktop?arch=source",
"ecosystem": "Alpine:v3.11"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-20174.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.6-r0"
}
]
}
],
"package": {
"name": "rdesktop",
"purl": "pkg:apk/alpine/rdesktop?arch=source",
"ecosystem": "Alpine:v3.12"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-20174.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.6-r0"
}
]
}
],
"package": {
"name": "rdesktop",
"purl": "pkg:apk/alpine/rdesktop?arch=source",
"ecosystem": "Alpine:v3.13"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-20174.json"
},
"ecosystem_specific": {}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.6-r0"
}
]
}
],
"package": {
"name": "rdesktop",
"purl": "pkg:apk/alpine/rdesktop?arch=source",
"ecosystem": "Alpine:v3.14"
},
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-20174.json"
},
"ecosystem_specific": {}
}
],
"modified": "2026-10-23T17:23:57.980983214Z",
"provider": "osv",
"upstream": [
"CVE-2018-20174"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2018-20174"
]
},
"related_cves": [
{
"value": "CVE-2018-20174",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 415896,
"published_at": "2019-03-15T18:29:00.25+00:00"
}