179 lines
7.4 KiB
JSON
179 lines
7.4 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-2026-17251",
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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": "2026-07-24T22:03:11.872Z",
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"datePublished": "2026-08-21T17:16:45.791Z",
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"dateUpdated": "2026-08-21T17:40:36.098Z"
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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": "2026-08-21T17:16:45.791Z"
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},
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"title": "Unauthenticated Denial of Service via Null Pointer Dereference in HTTP Request Parsing",
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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-476",
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"description": "CWE-476 NULL pointer dereference",
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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-135",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-135 Format String Injection"
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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": "TL-MR6400 v7.0",
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"platforms": [
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"Linux"
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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": "1.9.0 Build 260714",
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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 NULL\npointer dereference vulnerability exists in the HTTP request parsing\nfunctionality of \nTL-MR6400 v7. An unauthenticated remote attacker can\ntrigger the vulnerability by sending a specially crafted HTTP request\ncontaining a malformed session cookie header. \n\n\n\n\n\nSuccessful\nexploitation may cause the HTTP service process to crash, resulting in a\ndenial-of-service condition and temporary loss of management or CGI\nfunctionality until service recovery.",
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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>A NULL\npointer dereference vulnerability exists in the HTTP request parsing\nfunctionality of \nTL-MR6400 v7. An unauthenticated remote attacker can\ntrigger the vulnerability by sending a specially crafted HTTP request\ncontaining a malformed session cookie header. </p>\n\n<p>Successful\nexploitation may cause the HTTP service process to crash, resulting in a\ndenial-of-service condition and temporary loss of management or CGI\nfunctionality until service recovery.</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://www.tp-link.com/en/support/download/tl-mr6400/v7/#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/tw/support/download/tl-mr6400/v7/#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/5259/",
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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": "NONE",
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"privilegesRequired": "NONE",
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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": "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": "HIGH",
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"baseScore": 7.1,
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"vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/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": "Rui Cheng Yu (Hina)",
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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 1.0.4"
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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": "2026-08-21T17:40:25.485077Z",
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"id": "CVE-2026-17251",
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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": "2026-08-21T17:40:36.098Z"
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}
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}
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]
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}
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} |