167 lines
6.9 KiB
JSON
167 lines
6.9 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-2026-12495",
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"assignerOrgId": "0cbda920-cd7f-484a-8e76-bf7f4b7f4516",
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"state": "PUBLISHED",
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"assignerShortName": "INCIBE",
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"dateReserved": "2026-06-17T08:53:55.157Z",
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"datePublished": "2026-07-27T10:32:19.167Z",
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"dateUpdated": "2026-07-28T06:49:36.326Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "0cbda920-cd7f-484a-8e76-bf7f4b7f4516",
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"shortName": "INCIBE",
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"dateUpdated": "2026-07-28T06:49:36.326Z"
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},
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"title": "Stack-Based Buffer Overflow in the Mercusys MB115-4G",
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"datePublic": "2026-07-27T10:17:00.000Z",
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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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"affected": [
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{
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"vendor": "Mercusys",
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"product": "MB115-4G",
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"versions": [
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{
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"status": "affected",
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"version": "1.7.0",
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"lessThanOrEqual": "1.9.0",
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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": "Denial-of-service (DoS) vulnerability due to a stack buffer overflow in the http_gdpr_decrypt function of the Mercusys MB115-4G device's web interface. An unauthenticated attacker could exploit this vulnerability by sending a specially crafted request to the /cgi/login endpoint, causing memory corruption and the httpd process to crash, resulting in a denial of service for the web administration service.",
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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": "Denial-of-service (DoS) vulnerability due to a stack buffer overflow in the http_gdpr_decrypt function of the Mercusys MB115-4G device's web interface. An unauthenticated attacker could exploit this vulnerability by sending a specially crafted request to the /cgi/login endpoint, causing memory corruption and the httpd process to crash, resulting in a denial of service for the web administration service."
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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.incibe.es/en/incibe-cert/notices/aviso/stack-based-buffer-overflow-mercusys-mb115-4g",
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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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"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": "LOW",
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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": 5.3,
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"vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"
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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": "The vulnerability has been fixed by the Mercusys team in version V1_1.9.0.",
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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": "The vulnerability has been fixed by the Mercusys team in version V1_1.9.0."
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}
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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": "Héctor Villar Palacios",
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"type": "finder"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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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": "2026-07-27T14:40:38.739030Z",
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"id": "CVE-2026-12495",
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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": "2026-07-27T14:40:50.557Z"
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}
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}
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]
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}
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} |