CVE-2024-20121 (GCVE-0-2024-20121)
Vulnerability from cvelistv5 – Published: 2024-11-04 01:49 – Updated: 2024-11-04 10:18
VLAI
Summary
In KeyInstall, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08956986; Issue ID: MSV-1574.
Severity
6.7 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-787 - Out-of-bounds Write
Assigner
References
1 reference
Impacted products
30 products
| Vendor | Product | Version | |
|---|---|---|---|
| MediaTek, Inc. | MT6765, MT6768, MT6833, MT6835, MT6853, MT6855, MT6879, MT6886, MT6893, MT6983, MT6989, MT8321, MT8385, MT8765, MT8766, MT8768, MT8771, MT8775, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8792, MT8795T, MT8796, MT8797, MT8798 |
Affected:
Android 12.0, 13.0, 14.0, 15.0
|
|
| mediatek | mt6765 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:* |
|
| mediatek | mt6768 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6768:-:*:*:*:*:*:*:* |
|
| mediatek | mt6833 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:* |
|
| mediatek | mt6835 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:* |
|
| mediatek | mt6853 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:* |
|
| mediatek | mt6855 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:* |
|
| mediatek | mt6879 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:* |
|
| mediatek | mt6886 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6886:-:*:*:*:*:*:*:* |
|
| mediatek | mt6893 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:* |
|
| mediatek | mt6983 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:* |
|
| mediatek | mt6989 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:* |
|
| mediatek | mt8321 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8321:-:*:*:*:*:*:*:* |
|
| mediatek | mt8385 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8385:-:*:*:*:*:*:*:* |
|
| mediatek | mt8765 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8765:-:*:*:*:*:*:*:* |
|
| mediatek | mt8766 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:* |
|
| mediatek | mt8768 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:* |
|
| mediatek | mt8771 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8771:-:*:*:*:*:*:*:* |
|
| mediatek | mt8775 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8775:-:*:*:*:*:*:*:* |
|
| mediatek | mt8781 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:* |
|
| mediatek | mt8786 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:* |
|
| mediatek | mt8788 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8788:-:*:*:*:*:*:*:* |
|
| mediatek | mt8789 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8789:-:*:*:*:*:*:*:* |
|
| mediatek | mt8791t |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:* |
|
| mediatek | mt8792 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:* |
|
| mediatek | mt8795t |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8795t:-:*:*:*:*:*:*:* |
|
| mediatek | mt8796 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8796:-:*:*:*:*:*:*:* |
|
| mediatek | mt8797 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:* |
|
| mediatek | mt8798 |
Affected:
0 , ≤ *
(custom)
cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:* |
|
| android |
Affected:
12.0
Affected: 13.0 Affected: 14.0 Affected: 15.0 cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:* cpe:2.3:o:google:android:13.0:-:*:*:*:*:*:* cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:* cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:* |
{
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{
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{
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"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt6893",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt6983",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt6989",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8321:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8321",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8385:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8385",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8765:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8765",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8766",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8768",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
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}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8771:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8771",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8775:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8775",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8781",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8786",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8788:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8788",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
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"versionType": "custom"
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]
},
{
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"cpe:2.3:h:mediatek:mt8789:-:*:*:*:*:*:*:*"
],
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"vendor": "mediatek",
"versions": [
{
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"status": "affected",
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]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*"
],
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"product": "mt8791t",
"vendor": "mediatek",
"versions": [
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"status": "affected",
"version": "0",
"versionType": "custom"
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]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8792",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
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],
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"vendor": "mediatek",
"versions": [
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}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8796:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8796",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8797",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8798:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8798",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*",
"cpe:2.3:o:google:android:13.0:-:*:*:*:*:*:*",
"cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*",
"cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "android",
"vendor": "google",
"versions": [
{
"status": "affected",
"version": "12.0"
},
{
"status": "affected",
"version": "13.0"
},
{
"status": "affected",
"version": "14.0"
},
{
"status": "affected",
"version": "15.0"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 6.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2024-20121",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-11-04T10:16:18.684979Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-11-04T10:18:08.164Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "MT6765, MT6768, MT6833, MT6835, MT6853, MT6855, MT6879, MT6886, MT6893, MT6983, MT6989, MT8321, MT8385, MT8765, MT8766, MT8768, MT8771, MT8775, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8792, MT8795T, MT8796, MT8797, MT8798",
"vendor": "MediaTek, Inc.",
"versions": [
{
"status": "affected",
"version": "Android 12.0, 13.0, 14.0, 15.0"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In KeyInstall, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08956986; Issue ID: MSV-1574."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-787",
"description": "CWE-787 Out-of-bounds Write",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-11-04T01:49:36.169Z",
"orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
"shortName": "MediaTek"
},
"references": [
{
"url": "https://corp.mediatek.com/product-security-bulletin/November-2024"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
"assignerShortName": "MediaTek",
"cveId": "CVE-2024-20121",
"datePublished": "2024-11-04T01:49:36.169Z",
"dateReserved": "2023-11-02T13:35:35.179Z",
"dateUpdated": "2024-11-04T10:18:08.164Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2024-20121",
"date": "2026-06-03",
"epss": "0.0002",
"percentile": "0.05584"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2024-20121\",\"sourceIdentifier\":\"security@mediatek.com\",\"published\":\"2024-11-04T02:15:17.383\",\"lastModified\":\"2025-04-22T13:54:35.757\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In KeyInstall, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS08956986; Issue ID: MSV-1574.\"},{\"lang\":\"es\",\"value\":\"En KeyInstall, existe una posible escritura fuera de los l\u00edmites debido a una verificaci\u00f3n de los l\u00edmites faltante. Esto podr\u00eda provocar una escalada local de privilegios, siendo necesarios los permisos de ejecuci\u00f3n de System. No se necesita la interacci\u00f3n del usuario para la explotaci\u00f3n. ID de parche: ALPS08956986; ID de problema: 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Advisory\"]}]}}",
"vulnrichment": {
"containers": "{\"cna\": {\"providerMetadata\": {\"orgId\": \"ee979b05-11f8-4f25-a7e0-a1fa9c190374\", \"shortName\": \"MediaTek\", \"dateUpdated\": \"2024-11-04T01:49:36.169Z\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In KeyInstall, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. 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"cveMetadata": "{\"cveId\": \"CVE-2024-20121\", \"assignerOrgId\": \"ee979b05-11f8-4f25-a7e0-a1fa9c190374\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"MediaTek\", \"dateReserved\": \"2023-11-02T13:35:35.179Z\", \"datePublished\": \"2024-11-04T01:49:36.169Z\", \"dateUpdated\": \"2024-11-04T10:18:08.164Z\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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