CVE-2026-20524
In apu, there is a possible memory corruption due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11249004; Issue ID: MSV-9170.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 8.4
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.13%
- Percentil entre todas las CVEs puntuadas: 2
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1068Exploitation for Privilege Escalationprivilege escalation85 % - Impacto principal
T1548Abuse Elevation Control Mechanismprivilege escalation80 %
Corrupción de memoria local sin interacción (AV:L, UI:N, PR:N) permitiendo escalada de privilegios. CWE-1285 implica validación deficiente que posibilita ejecución privilegiada.
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-1285
Referencias
JSON original (NVD)
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{
"id": "CVE-2026-20524",
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"metrics": {
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{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-20524",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2026-10-05T00:00:00+00:00"
}
}
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"cvssMetricV31": [
{
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"version": "3.1",
"baseScore": 8.4,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.5
}
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},
"affected": [
{
"source": "security@mediatek.com",
"affectedData": [
{
"vendor": "MediaTek, Inc.",
"product": "MediaTek chipset",
"versions": [
{
"status": "affected",
"version": "MT6899"
},
{
"status": "affected",
"version": "MT6993"
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{
"status": "affected",
"version": "MT8668"
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{
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{
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{
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"published": "2026-10-05T02:16:51.040",
"references": [
{
"url": "https://www.mediatek.com/product-security-bulletin/October-2026",
"source": "security@mediatek.com"
}
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"weaknesses": [
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"description": [
{
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"value": "In apu, there is a possible memory corruption due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11249004; Issue ID: MSV-9170."
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"lastModified": "2026-10-06T15:05:34.080",
"sourceIdentifier": "security@mediatek.com"
}