github - ghsa-v3rf-32hp-hfhf

GHSA-V3RF-32HP-HFHF

Vulnerability from github – Published: 2022-05-24 19:20 – Updated: 2022-05-24 19:20

Details

Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP

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{
  "affected": [],
  "aliases": [
    "CVE-2021-26320"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-295"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-11-16T19:15:00Z",
    "severity": "MODERATE"
  },
  "details": "Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP",
  "id": "GHSA-v3rf-32hp-hfhf",
  "modified": "2022-05-24T19:20:47Z",
  "published": "2022-05-24T19:20:47Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26320"
    },
    {
      "type": "WEB",
      "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2021-26320 (GCVE-0-2021-26320)

Vulnerability from cvelistv5 – Published: 2021-11-16 18:05 – Updated: 2024-09-16 18:34

Summary

Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP

Severity ?

No CVSS data available.

CWE

CWE-295 - Improper Certificate Validation

Assigner

AMD

References

URL

Tags

https://www.amd.com/en/corporate/product-security…

x_refsource_MISC

Impacted products

Vendor

Product

Version

AMD

1st Gen AMD EPYC™

Affected: unspecified , < NaplesPI-SP3_1.0.0.G (custom)

	AMD	2nd Gen AMD EPYC™	Affected: unspecified , < RomePI-SP3_1.0.0.C (custom)
	AMD	3rd Gen AMD EPYC™	Affected: unspecified , < MilanPI-SP3_1.0.0.4 (custom)

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JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:19:20.338Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "1st Gen AMD EPYC\u2122",
          "vendor": "AMD",
          "versions": [
            {
              "lessThan": "NaplesPI-SP3_1.0.0.G",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "2nd Gen AMD EPYC\u2122",
          "vendor": "AMD",
          "versions": [
            {
              "lessThan": "RomePI-SP3_1.0.0.C",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "3rd Gen AMD EPYC\u2122",
          "vendor": "AMD",
          "versions": [
            {
              "lessThan": "MilanPI-SP3_1.0.0.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-11-09T00:00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-295",
              "description": "CWE-295 Improper Certificate Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-11-16T18:05:10",
        "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
        "shortName": "AMD"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021"
        }
      ],
      "source": {
        "advisory": "AMD-SB-1021",
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@amd.com",
          "DATE_PUBLIC": "2021-11-09T20:00:00.000Z",
          "ID": "CVE-2021-26320",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "1st Gen AMD EPYC\u2122",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "NaplesPI-SP3_1.0.0.G"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "2nd Gen AMD EPYC\u2122",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "RomePI-SP3_1.0.0.C"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "3rd Gen AMD EPYC\u2122",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "MilanPI-SP3_1.0.0.4"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "AMD"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP"
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
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                  "value": "CWE-295 Improper Certificate Validation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021",
              "refsource": "MISC",
              "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021"
            }
          ]
        },
        "source": {
          "advisory": "AMD-SB-1021",
          "discovery": "UNKNOWN"
        }
      }
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  },
  "cveMetadata": {
    "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
    "assignerShortName": "AMD",
    "cveId": "CVE-2021-26320",
    "datePublished": "2021-11-16T18:05:10.770439Z",
    "dateReserved": "2021-01-29T00:00:00",
    "dateUpdated": "2024-09-16T18:34:19.728Z",
    "state": "PUBLISHED"
  },
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-V3RF-32HP-HFHF

CVE-2021-26320 (GCVE-0-2021-26320)

Tags

Sightings

Nomenclature