High
Security advisory
It was found that cockpit before version 184 used glib's base64 decode functionality incorrectly resulting in a denial of service attack. An unauthenticated attacker could send a specially crafted request with an invalid base64-encoded cookie which could cause the web service to crash.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-3804
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 11:07 UTC · Revision 1
Source evidence
It was found that cockpit before version 184 used glib's base64 decode functionality incorrectly resulting in a denial of service attack. An unauthenticated attacker could send a specially crafted request with an invalid base64-encoded cookie which could cause the web service to crash.
osv:CVE-2019-3804
Complete source record
{
"id": "c04f4f4917fda775ffed568eeb433c7ee5307085acd17f73da1f4618241017f5",
"url": "https://osv.dev/vulnerability/CVE-2019-3804",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-3804",
"summary": "It was found that cockpit before version 184 used glib's base64 decode functionality incorrectly resulting in a denial of service attack. An unauthenticated attacker could send a specially crafted request with an invalid base64-encoded cookie which could cause the web service to crash.",
"evidence": "osv:CVE-2019-3804",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2019-3804",
"aliases": [
"CVE-2019-3804"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/cockpit-project/cockpit",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "3128c62a9563246282a8d5129c7a42bb8397147a"
},
{
"fixed": "c51f6177576d7e12"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:cockpit-project:cockpit:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "184"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "c51f6177576d7e12"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
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],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-3804.json"
}
}
],
"modified": "2026-10-20T10:52:52.717918526Z",
"provider": "osv",
"references": [
"https://access.redhat.com/errata/RHSA-2019:1569",
"https://access.redhat.com/errata/RHSA-2019:1571",
"https://github.com/cockpit-project/cockpit/pull/10819",
"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3804",
"https://github.com/cockpit-project/cockpit/commit/c51f6177576d7e12"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:virtualization",
"extracted_events": [
{
"range": [
{
"introduced": "4.0"
},
{
"last_affected": "4.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2019-3804",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 383988,
"published_at": "2019-03-26T18:29:00.543+00:00"
}