cvelist/2023/20xxx/CVE-2023-20578.json

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{
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"data_version": "4.0",
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"data_type": "CVE",
"data_format": "MITRE",
"CVE_data_meta": {
"ID": "CVE-2023-20578",
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"ASSIGNER": "psirt@amd.com",
"STATE": "PUBLIC"
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},
"description": {
"description_data": [
{
"lang": "eng",
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"value": "A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow\nan attacker with ring0 privileges and access to the\nBIOS menu or UEFI shell to modify the communications buffer\u00a0potentially\nresulting in arbitrary code execution."
}
]
},
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{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
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{
"vendor_name": "AMD",
"product": {
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{
"product_name": "AMD EPYC\u2122 7001 Processors",
"version": {
"version_data": [
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"version": "NaplesPI 1.0.0.K",
"versionType": "PI"
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}
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}
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{
"product_name": "AMD EPYC\u2122 7002 Processors",
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{
"product_name": "AMD Ryzen\u2122 7000 Series Desktop Processors",
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"version": "RembrandtPI-FP7 1.0.0.9b"
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{
"product_name": "AMD EPYC\u2122 Embedded 3000",
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"version": {
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"product_name": "AMD EPYC\u2122 Embedded 9003",
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"product_name": "AMD RyzenTM Embedded V3000",
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},
"references": {
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{
"url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html",
"refsource": "MISC",
"name": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html"
}
]
},
"generator": {
"engine": "Vulnogram 0.1.0-dev"
},
"source": {
"advisory": "AMD-SB-4002, AMD-SB-3002, AMD-SB-5001",
"discovery": "UNKNOWN"
},
"impact": {
"cvss": [
{
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
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}
]
}
}