CVE-2023-20743
Estado: ModificadaMedia (6.7)—
In vcu, there is a possible out of bounds write due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07519142; Issue ID: ALPS07519142.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 6.7
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.07%
- Percentil entre todas las CVEs puntuadas: 0
- 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).
Tecnologías afectadas (3)
CWE
- CWE-667
- CWE-667
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2023-20743",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-20743",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2025-01-07T21:01:46.711289Z"
}
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.7,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 0.8
},
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.7,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 0.8
}
]
},
"affected": [
{
"source": "security@mediatek.com",
"affectedData": [
{
"vendor": "MediaTek, Inc.",
"product": "MT6789, MT6855, MT8185, MT8195, MT8365, MT8395, MT8781, MT8786, MT8789, MT8791, MT8797",
"versions": [
{
"status": "affected",
"version": "Android 12.0, 13.0 / Yocto 4.0 / Iot-Yocto 22.2"
}
]
}
]
}
],
"published": "2023-06-06T13:15:14.163",
"references": [
{
"url": "https://corp.mediatek.com/product-security-bulletin/June-2023",
"tags": [
"Vendor Advisory"
],
"source": "security@mediatek.com"
},
{
"url": "https://corp.mediatek.com/product-security-bulletin/June-2023",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-667"
}
]
},
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"description": [
{
"lang": "en",
"value": "CWE-667"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In vcu, there is a possible out of bounds write due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07519142; Issue ID: ALPS07519142."
}
],
"lastModified": "2026-06-17T05:30:46.947",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:linuxfoundation:iot-yocto:22.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B20DD930-83A1-4715-AD51-458ECA2578D8"
},
{
"criteria": "cpe:2.3:a:linuxfoundation:yocto:4.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "437D8F9D-67DF-47A5-9C96-5B51D1562951"
},
{
"criteria": "cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F8FB8EE9-FC56-4D5E-AE55-A5967634740C"
},
{
"criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "879FFD0C-9B38-4CAA-B057-1086D794D469"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "8B9B0D82-82C1-4A77-A016-329B99C45F49"
},
{
"criteria": "cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "89AFEE24-7AAD-4EDB-8C3E-EDBA3240730A"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8185:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "62FDE8E0-FD9F-4D2B-944C-E17F34A09F06"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8195:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "ED210E64-6CE7-42B1-849E-68C0E22521F6"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "97C76F98-5D8D-4E52-ABAF-CD27C1205B0E"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8395:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "D98FBE1C-D57B-49D9-9C4E-8A133A0C1C89"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "533284E5-C3AF-48D3-A287-993099DB2E41"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "9D2D5F91-6AAB-4516-AD01-5C60F58BA4A6"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8789:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "1505AD53-987E-4328-8E1D-F5F1EC12B677"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "9CD2C3EC-B62D-4616-964F-FDBE5B14A449"
},
{
"criteria": "cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "2B469BF4-5961-42E9-814B-1BE06D182E45"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "security@mediatek.com"
}