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ghsa-9vcq-gvpp-5xgr
Vulnerability from github
Published
2023-09-04 03:30
Modified
2024-04-04 07:24
Severity ?
VLAI Severity ?
Details
In nvram, 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: ALPS07937113; Issue ID: ALPS07937113.
{
"affected": [],
"aliases": [
"CVE-2023-20821"
],
"database_specific": {
"cwe_ids": [
"CWE-787"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2023-09-04T03:15:08Z",
"severity": "MODERATE"
},
"details": "In nvram, 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: ALPS07937113; Issue ID: ALPS07937113.",
"id": "GHSA-9vcq-gvpp-5xgr",
"modified": "2024-04-04T07:24:17Z",
"published": "2023-09-04T03:30:19Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-20821"
},
{
"type": "WEB",
"url": "https://corp.mediatek.com/product-security-bulletin/September-2023"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
]
}
CVE-2023-20821 (GCVE-0-2023-20821)
Vulnerability from cvelistv5
Published
2023-09-04 02:27
Modified
2024-10-10 17:06
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- Elevation of Privilege
Summary
In nvram, 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: ALPS07937113; Issue ID: ALPS07937113.
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| MediaTek, Inc. | MT2713, MT2735, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6980, MT6983, MT6985, MT6990, MT8167, MT8167S, MT8168, MT8173, MT8175, MT8185, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8673, MT8675, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797 |
Version: Android 11.0, 12.0, 13.0 / OpenWrt 1907, 2102 / Yocto 2.6 / RDK-B 22Q3 |
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T09:14:41.174Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://corp.mediatek.com/product-security-bulletin/September-2023"
}
],
"title": "CVE Program Container"
},
{
"affected": [
{
"cpes": [
"cpe:2.3:h:mediatek:mt2713:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt2713",
"vendor": "mediatek",
"versions": [
{
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"version": "0",
"versionType": "custom"
}
]
},
{
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"cpe:2.3:h:mediatek:mt2735:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt2735",
"vendor": "mediatek",
"versions": [
{
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"status": "affected",
"version": "0",
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}
]
},
{
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"cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*"
],
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]
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{
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{
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{
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},
{
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"cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:*"
],
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{
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},
{
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"product": "mt6880",
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]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*"
],
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"product": "mt6883",
"vendor": "mediatek",
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{
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{
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"product": "mt6890",
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]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt6891",
"vendor": "mediatek",
"versions": [
{
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"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt6893",
"vendor": "mediatek",
"versions": [
{
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"status": "affected",
"version": "0",
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}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt6895",
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},
{
"cpes": [
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],
"defaultStatus": "unknown",
"product": "mt6980",
"vendor": "mediatek",
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"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt6983",
"vendor": "mediatek",
"versions": [
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"status": "affected",
"version": "0",
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}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt6985",
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{
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],
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{
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],
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}
]
},
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],
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}
]
},
{
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],
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{
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"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
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"cpe:2.3:h:mediatek:mt8173:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8173",
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"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
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],
"defaultStatus": "unknown",
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{
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],
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"product": "mt8188",
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"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8195:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8195",
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}
]
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{
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],
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],
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"version": "0",
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}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8365",
"vendor": "mediatek",
"versions": [
{
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}
]
},
{
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],
"defaultStatus": "unknown",
"product": "mt8385",
"vendor": "mediatek",
"versions": [
{
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"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
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],
"defaultStatus": "unknown",
"product": "mt8395",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8666:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8666",
"vendor": "mediatek",
"versions": [
{
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"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8673:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8673",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8675:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8675",
"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",
"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",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8789:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8789",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8791",
"vendor": "mediatek",
"versions": [
{
"lessThanOrEqual": "*",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
},
{
"cpes": [
"cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "mt8791t",
"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:o:google:android:12.0:*:*:*:*:*:*:*",
"cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "android",
"vendor": "google",
"versions": [
{
"status": "affected",
"version": "12.0"
},
{
"status": "affected",
"version": "13.0"
}
]
}
],
"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-2023-20821",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-10-10T17:04:56.340129Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2024-10-10T17:06:16.142Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "MT2713, MT2735, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6980, MT6983, MT6985, MT6990, MT8167, MT8167S, MT8168, MT8173, MT8175, MT8185, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8673, MT8675, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797",
"vendor": "MediaTek, Inc.",
"versions": [
{
"status": "affected",
"version": "Android 11.0, 12.0, 13.0 / OpenWrt 1907, 2102 / Yocto 2.6 / RDK-B 22Q3"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In nvram, 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: ALPS07937113; Issue ID: ALPS07937113."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Elevation of Privilege",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-09-04T02:27:17.577Z",
"orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
"shortName": "MediaTek"
},
"references": [
{
"url": "https://corp.mediatek.com/product-security-bulletin/September-2023"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
"assignerShortName": "MediaTek",
"cveId": "CVE-2023-20821",
"datePublished": "2023-09-04T02:27:17.577Z",
"dateReserved": "2022-10-28T02:03:23.673Z",
"dateUpdated": "2024-10-10T17:06:16.142Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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