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vuln-cve/data/2026/58xxx/CVE-2026-58265.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-58265",
"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"state": "PUBLISHED",
"assignerShortName": "GitHub_M",
"dateReserved": "2026-06-29T21:54:30.331Z",
"datePublished": "2026-11-13T15:58:11.001Z",
"dateUpdated": "2026-11-13T15:58:11.001Z"
},
"containers": {
"cna": {
"title": "BACnet Stack: Out-of-bounds read in BACnet/SC proprietary header-option decode (bvlc_sc_decode_proprietary_option)",
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-125",
"lang": "en",
"description": "CWE-125: Out-of-bounds Read",
"type": "CWE"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L",
"version": "3.1"
}
}
],
"references": [
{
"name": "https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-j66x-fr38-r7m5",
"tags": [
"x_refsource_CONFIRM"
],
"url": "https://github.com/bacnet-stack/bacnet-stack/security/advisories/GHSA-j66x-fr38-r7m5"
},
{
"name": "https://github.com/bacnet-stack/bacnet-stack/pull/1396",
"tags": [
"x_refsource_MISC"
],
"url": "https://github.com/bacnet-stack/bacnet-stack/pull/1396"
}
],
"affected": [
{
"vendor": "bacnet-stack",
"product": "bacnet-stack",
"versions": [
{
"version": "< 1.4.5",
"status": "affected"
},
{
"version": "< 1.5.1",
"status": "affected"
},
{
"version": "< 1.6.0",
"status": "affected"
}
]
}
],
"providerMetadata": {
"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
"shortName": "GitHub_M",
"dateUpdated": "2026-11-13T15:58:11.001Z"
},
"descriptions": [
{
"lang": "en",
"value": "BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to versions 1.4.5, 1.5.1, and 1.6.0, a BACnet/SC peer can trigger a heap out-of-bounds read (up to 3 bytes), pre-authentication, in the BACnet/SC header-option decoder. bvlc_sc_decode_proprietary_option() reads the vendor-id and option-type at fixed offsets [3],[4],[5] before checking the option's declared header length, and the option-list validator never enforces a minimum length for proprietary options. This issue has been patched in versions 1.4.5, 1.5.1, and 1.6.0."
}
],
"source": {
"advisory": "GHSA-j66x-fr38-r7m5",
"discovery": "UNKNOWN"
}
}
}
}