CVE-2023-20518
Vulnerability from cvelistv5
Published
2024-08-13 16:52
Modified
2024-11-05 17:10
Summary
Incomplete cleanup in the ASP may expose the Master Encryption Key (MEK) to a privileged attacker with access to the BIOS menu or UEFI shell and a memory exfiltration vulnerability, potentially resulting in loss of confidentiality.
Impacted products
AMDAMD EPYC™ 9004 Series Processors
AMDAMD Ryzen™ 3000 Series Desktop Processors
AMDAMD Ryzen™ 5000 Series Desktop Processors
AMDAMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics
AMDAMD Ryzen™ 7000 Series Desktop Processors
AMDAMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics
AMDAMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics
AMDAMD Ryzen™ Threadripper™ 3000 Series Processors
AMDAMD Ryzen™ Threadripper™ PRO 3000WX Series Processors
AMDAMD Ryzen™ Threadripper™ PRO 5000WX Processors
AMDAMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
AMDAMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
AMDAMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics
AMDAMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
AMDAMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
AMDAMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
AMDAMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
AMDAMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
AMDAMD Ryzen™ 7035 Series Processors with Radeon™ Graphics
AMDAMD Ryzen™ 5000 Series Processors with Radeon™ Graphics
AMDAMD Ryzen™ 3000 Series Processors with Radeon™ Graphics
AMDAMD Ryzen™ Embedded R1000 Series Processors
AMDAMD Ryzen™ Embedded R2000 Series Processors
AMDAMD Ryzen™ Embedded 5000 Series Processors
AMDAMD Ryzen™ Embedded 7000 Series Processors
AMDAMD Ryzen™ Embedded V1000 Series Processors
AMDAMD Ryzen™ Embedded V2000 Series Processors
AMDAMD Ryzen™ Embedded V3000 Series Processors
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-20518",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-15T14:20:09.090291Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-459",
                "description": "CWE-459 Incomplete Cleanup",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-05T17:10:30.170Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "AMD EPYC\u2122 9004 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "GenoaPI 1.0.0.4",
              "versionType": "PI"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 3000 Series Desktop Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4V1 1.0.0.A"
            },
            {
              "status": "unaffected",
              "version": "ComboAM4V2 1.2.0.A"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 5000 Series Desktop Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4V2 1.2.0.A"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 5000 Series Desktop Processor with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4V2 1.2.0.A"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 7000 Series Desktop Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM5 1.0.0.6"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Athlon\u2122 3000 Series Desktop Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4V2 1.2.0.A"
            },
            {
              "status": "unaffected",
              "version": "ComboAM4V1 1.0.0.A"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 4000 Series Desktop Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ComboAM4V2 1.2.0.A"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Threadripper\u2122 3000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CastlePeakPI-SP3r3  1.0.0.9"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Threadripper\u2122 PRO 3000WX Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ChagallWSPI-sWRX8  1.0.0.6"
            },
            {
              "status": "unaffected",
              "version": "CastlePeakWSPI-sWRX8  1.0.0.B"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Threadripper\u2122 PRO 5000WX Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "ChagallWSPI-sWRX8 1.0.0.6"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Athlon\u2122 3000 Series Mobile  Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "PicassoPI-FP5  1.0.0.F"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Athlon\u2122 3000 Series Mobile  Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "PollockPI-FT5   1.0.0.5"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 3000 Series Mobile Processor with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "PicassoPI-FP5  1.0.0.F"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 4000 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "RenoirPI-FP6  1.0.0.C"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 5000 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CezannePI-FP6 1.0.0.E"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 5000 Series Mobile Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CezannePI-FP6  1.0.0.E"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 7020 Series Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "MendocinoPI-FT6 1.0.0.4"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 6000 Series Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "RembrandtPI-FP7 1.0.0.8"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 7035 Series Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "RembrandtPI-FP7 1.0.0.8"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 5000 Series Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CezannePI-FP6 1.0.0.E"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 3000 Series Processors with Radeon\u2122 Graphics",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "CezannePI-FP6 1.0.0.E"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Embedded R1000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbeddedPI-FP5  1.2.0.A"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Embedded R2000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbeddedR2KPI-FP5 1.0.0.2"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Embedded 5000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbAM4PI 1.0.0.3"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Embedded 7000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbeddedAM5PI  1.0.0.0"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "AMD Ryzen\u2122 Embedded V1000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Embedded V2000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbeddedPI-FP6 1.0.0.8"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD Ryzen\u2122 Embedded V3000 Series Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbeddedPI-FP7r2 1.0.0.5"
            }
          ]
        }
      ],
      "datePublic": "2024-08-13T16:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;Incomplete cleanup in the ASP may expose the Master Encryption Key (MEK) to a privileged attacker with access to the BIOS menu or UEFI shell and a memory exfiltration vulnerability, potentially resulting in loss of confidentiality.\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\n\n\u003c/div\u003e\n\n\u003c/div\u003e\n\n\u003c/div\u003e\n\n\n\n\n\n\u003c/span\u003e"
            }
          ],
          "value": "Incomplete cleanup in the ASP may expose the Master Encryption Key (MEK) to a privileged attacker with access to the BIOS menu or UEFI shell and a memory exfiltration vulnerability, potentially resulting in loss of confidentiality."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 1.9,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-08-13T16:52:55.976Z",
        "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
        "shortName": "AMD"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html"
        },
        {
          "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5002.html"
        }
      ],
      "source": {
        "advisory": "AMD-SB-4002, AMD-SB-3002, AMD-SB-5001",
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
    "assignerShortName": "AMD",
    "cveId": "CVE-2023-20518",
    "datePublished": "2024-08-13T16:52:55.976Z",
    "dateReserved": "2022-10-27T18:53:39.736Z",
    "dateUpdated": "2024-11-05T17:10:30.170Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2023-20518\",\"sourceIdentifier\":\"psirt@amd.com\",\"published\":\"2024-08-13T17:15:19.330\",\"lastModified\":\"2024-11-05T17:35:02.627\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Incomplete cleanup in the ASP may expose the Master Encryption Key (MEK) to a privileged attacker with access to the BIOS menu or UEFI shell and a memory exfiltration vulnerability, potentially resulting in loss of confidentiality.\"},{\"lang\":\"es\",\"value\":\"Una limpieza incompleta en la ASP puede exponer la clave de cifrado maestra (MEK) a un atacante privilegiado con acceso al men\u00fa del BIOS o al shell UEFI y una vulnerabilidad de filtraci\u00f3n de memoria, lo que podr\u00eda provocar una p\u00e9rdida de confidencialidad.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@amd.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\",\"baseScore\":1.9,\"baseSeverity\":\"LOW\"},\"exploitabilityScore\":0.5,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-459\"}]}],\"references\":[{\"url\":\"https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html\",\"source\":\"psirt@amd.com\"},{\"url\":\"https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5002.html\",\"source\":\"psirt@amd.com\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...

Loading...
  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • 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.