179 lines
7.3 KiB
JSON
179 lines
7.3 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-2026-8618",
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"assignerOrgId": "f23511db-6c3e-4e32-a477-6aa17d310630",
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"state": "PUBLISHED",
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"assignerShortName": "TPLink",
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"dateReserved": "2026-05-14T18:04:17.050Z",
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"datePublished": "2026-10-01T18:16:32.107Z",
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"dateUpdated": "2026-10-01T18:36:18.919Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "f23511db-6c3e-4e32-a477-6aa17d310630",
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"shortName": "TPLink",
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"dateUpdated": "2026-10-01T18:16:32.107Z"
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},
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"title": "Pre-Authentication Stack-based Buffer Overflow Remote Code Execution in TDDPv2 Subtype 0x91 on Deco M9 Plus",
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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-123",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-123 Buffer Manipulation"
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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": "TP-Link Systems Inc.",
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"product": "Deco M9 Plus V2",
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"modules": [
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"tddp"
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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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"lessThan": "1.9.2 Build 20260818",
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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 the TDDPv2 service (/usr/bin/tddp) on Deco M9 Plus due to insufficient validation of decrypted request data length before it is copied into a fixed-size stack buffer in the subtype 0x91 handler. Successful exploitation may allow an adjacent, unauthenticated attacker to cause a denial of service or achieve arbitrary code execution during the device setup phase through crafted TDDP packets.",
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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": "<div>A stack-based buffer overflow vulnerability exists in the TDDPv2 service (<code>/usr/bin/tddp</code>) on Deco M9 Plus due to insufficient validation of decrypted request data length before it is copied into a fixed-size stack buffer in the subtype <code>0x91</code> handler. Successful exploitation may allow an adjacent, unauthenticated attacker to cause a denial of service or achieve arbitrary code execution during the device setup phase through crafted TDDP packets.</div>"
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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.tp-link.com/en/support/download/deco-m9-plus/v2/#Firmware",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://www.tp-link.com/us/support/download/deco-m9-plus/v2/#Firmware",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://www.tp-link.com/us/support/faq/5322/",
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"tags": [
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"vendor-advisory"
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]
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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": "ADJACENT",
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"attackComplexity": "LOW",
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"attackRequirements": "PRESENT",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"subConfidentialityImpact": "LOW",
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"vulnIntegrityImpact": "HIGH",
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"subIntegrityImpact": "LOW",
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"vulnAvailabilityImpact": "HIGH",
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"subAvailabilityImpact": "LOW",
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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": "HIGH",
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"baseScore": 7.7,
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"vectorString": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L"
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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 1.0.5"
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},
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"credits": [
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{
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"lang": "en",
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"value": "Isa Roovers",
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"type": "finder"
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}
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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": "2026-10-01T18:35:59.010450Z",
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"id": "CVE-2026-8618",
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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": "total"
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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": "2026-10-01T18:36:18.919Z"
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}
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}
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]
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}
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} |