198 lines
7.8 KiB
JSON
198 lines
7.8 KiB
JSON
{
|
|
"dataType": "CVE_RECORD",
|
|
"dataVersion": "5.2",
|
|
"cveMetadata": {
|
|
"cveId": "CVE-2026-116734",
|
|
"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
|
|
"state": "PUBLISHED",
|
|
"assignerShortName": "VulnCheck",
|
|
"dateReserved": "2026-10-26T20:23:35.552Z",
|
|
"datePublished": "2026-10-26T21:52:34.998Z",
|
|
"dateUpdated": "2026-10-27T14:17:08.680Z"
|
|
},
|
|
"containers": {
|
|
"cna": {
|
|
"providerMetadata": {
|
|
"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
|
|
"shortName": "VulnCheck",
|
|
"dateUpdated": "2026-10-26T21:52:34.998Z"
|
|
},
|
|
"datePublic": "2026-10-22T00:00:00.000Z",
|
|
"title": "flatcc through 0.6.4 Out-of-Bounds Read via verifier check_header",
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"value": "flatcc through 0.6.4 contains an integer overflow vulnerability in the check_header function of the FlatBuffers verifier because its overflow guard is dead code. On 32-bit builds, attackers can supply a crafted buffer offset that wraps the bounds check, causing an out-of-bounds read before the buffer and crashing the process."
|
|
}
|
|
],
|
|
"problemTypes": [
|
|
{
|
|
"descriptions": [
|
|
{
|
|
"lang": "en",
|
|
"description": "Integer Overflow or Wraparound",
|
|
"cweId": "CWE-190",
|
|
"type": "CWE"
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"affected": [
|
|
{
|
|
"vendor": "dvidelabs",
|
|
"product": "flatcc",
|
|
"defaultStatus": "unaffected",
|
|
"versions": [
|
|
{
|
|
"version": "0",
|
|
"status": "affected",
|
|
"versionType": "custom",
|
|
"lessThanOrEqual": "0.6.4"
|
|
}
|
|
],
|
|
"packageURL": "pkg:github/dvidelabs/flatcc",
|
|
"repo": "https://github.com/dvidelabs/flatcc"
|
|
}
|
|
],
|
|
"cpeApplicability": [
|
|
{
|
|
"nodes": [
|
|
{
|
|
"operator": "OR",
|
|
"negate": false,
|
|
"cpeMatch": [
|
|
{
|
|
"vulnerable": true,
|
|
"criteria": "cpe:2.3:a:flatcc_project:flatcc:*:*:*:*:*:*:*:*",
|
|
"versionEndIncluding": "0.6.4"
|
|
}
|
|
]
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"metrics": [
|
|
{
|
|
"format": "CVSS",
|
|
"cvssV4_0": {
|
|
"version": "4.0",
|
|
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
|
|
"attackVector": "NETWORK",
|
|
"attackComplexity": "LOW",
|
|
"attackRequirements": "PRESENT",
|
|
"privilegesRequired": "NONE",
|
|
"userInteraction": "NONE",
|
|
"vulnConfidentialityImpact": "NONE",
|
|
"vulnIntegrityImpact": "NONE",
|
|
"vulnAvailabilityImpact": "LOW",
|
|
"subConfidentialityImpact": "NONE",
|
|
"subIntegrityImpact": "NONE",
|
|
"subAvailabilityImpact": "NONE",
|
|
"baseScore": 6.3,
|
|
"baseSeverity": "MEDIUM"
|
|
}
|
|
},
|
|
{
|
|
"format": "CVSS",
|
|
"cvssV3_1": {
|
|
"version": "3.1",
|
|
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L",
|
|
"attackVector": "NETWORK",
|
|
"attackComplexity": "HIGH",
|
|
"privilegesRequired": "NONE",
|
|
"userInteraction": "NONE",
|
|
"scope": "UNCHANGED",
|
|
"confidentialityImpact": "NONE",
|
|
"integrityImpact": "NONE",
|
|
"availabilityImpact": "LOW",
|
|
"baseScore": 3.7,
|
|
"baseSeverity": "LOW"
|
|
}
|
|
}
|
|
],
|
|
"references": [
|
|
{
|
|
"url": "https://github.com/dvidelabs/flatcc/commit/0df9c097a19badc8bd22d93af8fd47bd291e5d9f",
|
|
"tags": [
|
|
"patch"
|
|
],
|
|
"name": "Patch Commit"
|
|
},
|
|
{
|
|
"url": "https://github.com/dvidelabs/flatcc",
|
|
"tags": [
|
|
"product"
|
|
]
|
|
},
|
|
{
|
|
"url": "https://github.com/dvidelabs/flatcc/blob/v0.6.4/src/runtime/verifier.c#L126-L137",
|
|
"tags": [
|
|
"technical-description"
|
|
]
|
|
},
|
|
{
|
|
"url": "https://hackmd.io/@haindpwn/flatcc-json-number-oob-read",
|
|
"tags": [
|
|
"third-party-advisory"
|
|
]
|
|
},
|
|
{
|
|
"name": "VulnCheck Advisory: flatcc through 0.6.4 Out-of-Bounds Read via verifier check_header",
|
|
"tags": [
|
|
"third-party-advisory"
|
|
],
|
|
"url": "https://www.vulncheck.com/advisories/flatcc-through-0.6.4-out-of-bounds-read-via-verifier-check-header"
|
|
}
|
|
],
|
|
"credits": [
|
|
{
|
|
"lang": "en",
|
|
"value": "HaiND from the Post and Telecommunication Institute of Technology",
|
|
"type": "finder"
|
|
},
|
|
{
|
|
"lang": "en",
|
|
"value": "mikkelfj",
|
|
"type": "remediation developer"
|
|
}
|
|
],
|
|
"x_generator": {
|
|
"engine": "vulncheck-endgame"
|
|
}
|
|
},
|
|
"adp": [
|
|
{
|
|
"metrics": [
|
|
{
|
|
"other": {
|
|
"type": "ssvc",
|
|
"content": {
|
|
"timestamp": "2026-10-27T13:42:01.742265Z",
|
|
"id": "CVE-2026-116734",
|
|
"options": [
|
|
{
|
|
"Exploitation": "none"
|
|
},
|
|
{
|
|
"Automatable": "no"
|
|
},
|
|
{
|
|
"Technical Impact": "partial"
|
|
}
|
|
],
|
|
"role": "CISA Coordinator",
|
|
"version": "2.0.3"
|
|
}
|
|
}
|
|
}
|
|
],
|
|
"title": "CISA ADP Vulnrichment",
|
|
"providerMetadata": {
|
|
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
|
|
"shortName": "CISA-ADP",
|
|
"dateUpdated": "2026-10-27T14:17:08.680Z"
|
|
}
|
|
}
|
|
]
|
|
}
|
|
} |