155 lines
6.3 KiB
JSON
155 lines
6.3 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-66334",
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"assignerOrgId": "7e9044f1-7f56-4c38-8864-c0c7302263d6",
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"state": "PUBLISHED",
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"assignerShortName": "AMI",
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"dateReserved": "2026-07-24T21:31:28.218Z",
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"datePublished": "2026-11-10T16:22:38.610Z",
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"dateUpdated": "2026-11-13T14:30:08.554Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "7e9044f1-7f56-4c38-8864-c0c7302263d6",
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"shortName": "AMI",
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"dateUpdated": "2026-11-10T16:22:38.610Z"
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},
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"title": "OFBD SMM Write Validation Issues",
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"cweId": "CWE-787",
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"description": "CWE-787 Out-of-bounds write",
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"type": "CWE"
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}
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]
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}
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],
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"affected": [
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{
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"vendor": "AMI",
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"product": "AptioV",
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"versions": [
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{
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"status": "affected",
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"version": "AptioV_5.0",
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"lessThan": "AptioV_5.046",
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"versionType": "custom"
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}
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],
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"defaultStatus": "unaffected"
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}
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],
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"descriptions": [
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{
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"lang": "en",
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"value": "AMI APTIOV contains vulnerabilities in BIOS where\nprivileged users may cause the “Out-of-Bounds Write” by\nlocal access. Successful exploitation of this vulnerability may lead to a\ndenial of service during firmware update processing, such as a crash or failed\nupdate if the out-of-bounds write hits unmapped memory. It could also impact Integrity, and Availability.",
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"supportingMedia": [
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{
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"type": "text/html",
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"base64": false,
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"value": "<p>AMI APTIOV contains vulnerabilities in BIOS where\nprivileged users may cause the “Out-of-Bounds Write” by\nlocal access. Successful exploitation of this vulnerability may lead to a\ndenial of service during firmware update processing, such as a crash or failed\nupdate if the out-of-bounds write hits unmapped memory. It could also impact Integrity, and Availability.</p>"
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}
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]
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}
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],
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"references": [
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{
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"url": "https://go.ami.com/hubfs/Security%20Advisories/2026/AMI-SA-2026003.pdf"
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}
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],
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"metrics": [
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{
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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}
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],
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"cvssV4_0": {
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "HIGH",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "NONE",
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"exploitMaturity": "NOT_DEFINED",
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"Safety": "NOT_DEFINED",
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"Automatable": "NOT_DEFINED",
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"Recovery": "NOT_DEFINED",
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"valueDensity": "NOT_DEFINED",
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"vulnerabilityResponseEffort": "NOT_DEFINED",
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"providerUrgency": "NOT_DEFINED",
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"version": "4.0",
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"baseSeverity": "MEDIUM",
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"baseScore": 6.8,
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N"
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}
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Zhenyu Liu",
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"type": "finder"
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},
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{
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"lang": "en",
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"value": "Huafeng Wang",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "UNKNOWN"
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},
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"x_generator": {
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"engine": "Vulnogram 1.0.5"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2026-11-12T19:18:50.898658Z",
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"id": "CVE-2026-66334",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-11-13T14:30:08.554Z"
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}
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}
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]
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}
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} |