UnratedFix available
kvirc — security advisory
The IRC Protocol component in KVIrc 3.x and 4.x before r4693 does not properly handle \ (backslash) characters, which allows remote authenticated users to execute arbitrary CTCP commands via vectors involving \r and \40 sequences, a different vulnerability than CVE-2010-2451 and CVE-2010-2452.
- Products
- kvirc
- Affected versions
- Not specified
- Fixed versions
- 4:4.0.0-3
- CVEs
- CVE-2010-2785
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 23:26 UTC · Revision 1
Source evidence
The IRC Protocol component in KVIrc 3.x and 4.x before r4693 does not properly handle \ (backslash) characters, which allows remote authenticated users to execute arbitrary CTCP commands via vectors involving \r and \40 sequences, a different vulnerability than CVE-2010-2451 and CVE-2010-2452.
osv:DEBIAN-CVE-2010-2785
kvirc
Fixed versions: 4:4.0.0-3
kvirc
Fixed versions: 4:4.0.0-3
kvirc
Fixed versions: 4:4.0.0-3
Complete source record
{
"id": "3ecb67b4f71dd7e9efb875e322ef70bd857543d89177e4274a5e2be29ba163ae",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2010-2785",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2010-2785",
"summary": "The IRC Protocol component in KVIrc 3.x and 4.x before r4693 does not properly handle \\ (backslash) characters, which allows remote authenticated users to execute arbitrary CTCP commands via vectors involving \\r and \\40 sequences, a different vulnerability than CVE-2010-2451 and CVE-2010-2452.",
"evidence": "osv:DEBIAN-CVE-2010-2785",
"products": [
{
"name": {
"value": "kvirc",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4:4.0.0-3",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "kvirc",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4:4.0.0-3",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "kvirc",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4:4.0.0-3",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "DEBIAN-CVE-2010-2785",
"aliases": [
"DEBIAN-CVE-2010-2785"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4:4.0.0-3"
}
]
}
],
"package": {
"name": "kvirc",
"purl": "pkg:deb/debian/kvirc?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2785.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4:4.0.0-3"
}
]
}
],
"package": {
"name": "kvirc",
"purl": "pkg:deb/debian/kvirc?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2785.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4:4.0.0-3"
}
]
}
],
"package": {
"name": "kvirc",
"purl": "pkg:deb/debian/kvirc?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2010-2785.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T17:47:43.750889909Z",
"provider": "osv",
"upstream": [
"CVE-2010-2785"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2010-2785"
]
},
"related_cves": [
{
"value": "CVE-2010-2785",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 418595,
"published_at": "2010-08-02T20:40:01.56+00:00"
}