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vuln-cve/data/2021/46xxx/CVE-2021-46756.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"cveMetadata": {
"cveId": "CVE-2021-46756",
"assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
"state": "PUBLISHED",
"assignerShortName": "AMD",
"dateReserved": "2022-03-31T16:50:27.868Z",
"datePublished": "2023-05-09T19:00:35.599Z",
"dateUpdated": "2025-01-28T15:38:19.211Z"
},
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 2000 Series Desktop Processors “Pinnacle Ridge”",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 3000 Series Desktop Processors “Matisse” AM4",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "Various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "2nd Gen AMD Ryzen™ Threadripper™ Processors “Colfax”",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various"
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock”",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir” ",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne”",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "1st Gen AMD EPYC™ Processors",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "2nd Gen AMD EPYC™ Processors",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
},
{
"defaultStatus": "unaffected",
"packageName": "AGESA",
"platforms": [
"x86"
],
"product": "3rd Gen AMD EPYC™ Processors",
"vendor": "AMD",
"versions": [
{
"status": "affected",
"version": "various "
}
]
}
],
"datePublic": "2023-05-09T16:30:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Insufficient validation of inputs in\nSVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an\nattacker with a malicious Uapp or ABL to send malformed or invalid syscall to\nthe bootloader resulting in a potential denial of service and loss of\nintegrity.\n\n\n\n\n\n\n\n<br>"
}
],
"value": "Insufficient validation of inputs in\nSVC_MAP_USER_STACK in the ASP (AMD Secure Processor) bootloader may allow an\nattacker with a malicious Uapp or ABL to send malformed or invalid syscall to\nthe bootloader resulting in a potential denial of service and loss of\nintegrity.\n\n\n\n\n\n\n\n\n"
}
],
"providerMetadata": {
"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
"shortName": "AMD",
"dateUpdated": "2023-05-09T19:00:35.599Z"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001"
},
{
"tags": [
"vendor-advisory"
],
"url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001"
}
],
"source": {
"advisory": "AMD-SB-4001, AMD-SB-3001",
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
},
"adp": [
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-04T05:17:42.446Z"
},
"title": "CVE Program Container",
"references": [
{
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001"
},
{
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001"
}
]
},
{
"problemTypes": [
{
"descriptions": [
{
"type": "CWE",
"lang": "en",
"description": "CWE-noinfo Not enough information"
}
]
}
],
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.1,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
}
},
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2025-01-28T15:38:16.732242Z",
"id": "CVE-2021-46756",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2025-01-28T15:38:19.211Z"
}
}
]
}
}
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