CVE-2023-20596

2023-11-1418:55:14

AMD

www.cve.org

cve-2023-20596

attacker compromise

ring0 access

arbitrary code execution

AI Score

9.9

Confidence

High

EPSS

0.001

Percentile

48.9%

JSON

Improper input validation in the SMM Supervisor may allow an attacker with a compromised SMI handler to gain Ring0 access potentially leading to arbitrary code execution.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "packageName": "PI",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics Formerly codenamed “Cezanne” AM4",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "PI",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 7000 Series  Desktop Processors  with Radeon™ Graphics Formerly codenamed “Raphael”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "PI",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 7000 Series Desktop Processors with Radeon™ Graphics Formerly codenamed “Raphael” X3D",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "PI",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Cezanne”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "PI",
    "platforms": [
      "x86"
    ],
    "product": "AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics \"Rembrandt\"",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "PI",
    "platforms": [
      "x86"
    ],
    "product": "AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics “Rembrandt-R”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "packageName": "PI",
    "platforms": [
      "x86"
    ],
    "product": "Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics Formerly codenamed “Phoenix”",
    "vendor": "AMD",
    "versions": [
      {
        "status": "affected",
        "version": "various "
      }
    ]
  }
]

References

www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7011