196 lines
8.4 KiB
JSON
196 lines
8.4 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-2026-18909",
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"assignerOrgId": "36106deb-8e95-420b-a0a0-e70af5d245df",
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"state": "PUBLISHED",
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"assignerShortName": "ELAN",
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"dateReserved": "2026-08-05T05:41:07.711Z",
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"datePublished": "2026-08-06T03:46:00.081Z",
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"dateUpdated": "2026-08-06T14:19:21.022Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "36106deb-8e95-420b-a0a0-e70af5d245df",
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"shortName": "ELAN",
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"dateUpdated": "2026-08-06T03:46:00.081Z"
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},
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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-121",
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"description": "CWE-121 Stack-based buffer overflow",
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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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"impacts": [
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{
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"capecId": "CAPEC-100",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-100 Overflow Buffers"
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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": "ELAN Microelectronics Corp.",
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"product": "ELAN Smart-Pad",
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"platforms": [
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"Windows"
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],
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"modules": [
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"ETD.sys",
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"ETDSMBus.sys"
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],
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"versions": [
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{
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"status": "affected",
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"version": "0",
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"lessThanOrEqual": "ETD24.21.52.3",
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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": "A stack-based buffer overflow vulnerability exists in ELAN Microelectronics Corp. ELAN Smart-Pad on Windows (ETD.sys and ETDSMBus.sys). During Intel SMBus recovery, ETDSMBus.sys does not enforce an upper-bound check on the hardware-derived report count, allowing an out-of-range value to be forwarded to ETD.sys where it is used as a loop counter for a stack buffer copy without destination size validation. A local attacker with standard user privileges can trigger a kernel bugcheck (BSOD 0xF7 DRIVER_OVERRAN_STACK_BUFFER), resulting in denial of service. This issue affects ELAN Smart-Pad through ETD24.21.52.3.",
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"supportingMedia": [
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"base64": false,
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"value": "A stack-based buffer overflow vulnerability exists in ELAN Microelectronics Corp. ELAN Smart-Pad on Windows (ETD.sys and ETDSMBus.sys). During Intel SMBus recovery, ETDSMBus.sys does not enforce an upper-bound check on the hardware-derived report count, allowing an out-of-range value to be forwarded to ETD.sys where it is used as a loop counter for a stack buffer copy without destination size validation. A local attacker with standard user privileges can trigger a kernel bugcheck (BSOD 0xF7 DRIVER_OVERRAN_STACK_BUFFER), resulting in denial of service. This issue affects ELAN Smart-Pad through ETD24.21.52.3."
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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://www.emc.com.tw/emc/tw/vulnerability-disclosure-policy"
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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": "HIGH",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "NONE",
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"subConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "HIGH",
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"exploitMaturity": "PROOF_OF_CONCEPT",
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"Safety": "NOT_DEFINED",
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"Automatable": "NO",
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"Recovery": "USER",
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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": 5.6,
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"vectorString": "CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:P/AU:N/R:U"
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}
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},
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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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"cvssV3_1": {
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"version": "3.1",
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"attackVector": "LOCAL",
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"attackComplexity": "HIGH",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseSeverity": "MEDIUM",
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"baseScore": 4.7,
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"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"
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}
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}
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],
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"solutions": [
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{
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"lang": "en",
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"value": "Update to ETD driver version to ETD24.21.53.3 or later.",
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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": " Update to ETD driver version to ETD24.21.53.3 or later. "
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}
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]
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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 1.0.4"
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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": "2026-08-06T14:19:01.796600Z",
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"id": "CVE-2026-18909",
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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": "2026-08-06T14:19:21.022Z"
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}
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}
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]
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}
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} |