cjson — security advisory
Dave Gamble cJSON version 1.7.6 and earlier contains a CWE-772 vulnerability in cJSON library that can result in Denial of Service (DoS). This attack appear to be exploitable via If the attacker can force the data to be printed and the system is in low memory it can force a leak of memory. This vulnerability appears to have been fixed in 1.7.7.
- Products
- cjson
- Affected versions
- Not specified
- Fixed versions
- 1.7.7-1
- CVEs
- CVE-2018-1000215
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 01:27 UTC · Revision 1
Source evidence
Dave Gamble cJSON version 1.7.6 and earlier contains a CWE-772 vulnerability in cJSON library that can result in Denial of Service (DoS). This attack appear to be exploitable via If the attacker can force the data to be printed and the system is in low memory it can force a leak of memory. This vulnerability appears to have been fixed in 1.7.7.
osv:DEBIAN-CVE-2018-1000215
cjson
Fixed versions: 1.7.7-1
cjson
Fixed versions: 1.7.7-1
cjson
Fixed versions: 1.7.7-1
Complete source record
{
"id": "f7c231758024ac7362736c38b6749d22acb0e46975d75ce88ee757d1a1d9730a",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2018-1000215",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2018-1000215",
"summary": "Dave Gamble cJSON version 1.7.6 and earlier contains a CWE-772 vulnerability in cJSON library that can result in Denial of Service (DoS). This attack appear to be exploitable via If the attacker can force the data to be printed and the system is in low memory it can force a leak of memory. This vulnerability appears to have been fixed in 1.7.7.",
"evidence": "osv:DEBIAN-CVE-2018-1000215",
"products": [
{
"name": {
"value": "cjson",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.7.7-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "cjson",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.7.7-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "cjson",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.7.7-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "DEBIAN-CVE-2018-1000215",
"aliases": [
"DEBIAN-CVE-2018-1000215"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.7.7-1"
}
]
}
],
"package": {
"name": "cjson",
"purl": "pkg:deb/debian/cjson?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-1000215.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.7.7-1"
}
]
}
],
"package": {
"name": "cjson",
"purl": "pkg:deb/debian/cjson?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-1000215.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.7.7-1"
}
]
}
],
"package": {
"name": "cjson",
"purl": "pkg:deb/debian/cjson?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-1000215.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-23T18:04:46.354530217Z",
"provider": "osv",
"upstream": [
"CVE-2018-1000215"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2018-1000215"
]
},
"related_cves": [
{
"value": "CVE-2018-1000215",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 423653,
"published_at": "2018-08-20T20:29:00.487+00:00"
}