github - ghsa-36x8-2j7w-8439

GHSA-36X8-2J7W-8439

Vulnerability from github – Published: 2022-05-24 19:02 – Updated: 2022-05-24 19:02

Details

The lack of nested page table protection in the AMD SEV/SEV-ES feature could potentially lead to arbitrary code execution within the guest VM if a malicious administrator has access to compromise the server hypervisor.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-12967"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-77"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-05-13T12:15:00Z",
    "severity": "HIGH"
  },
  "details": "The lack of nested page table protection in the AMD SEV/SEV-ES feature could potentially lead to arbitrary code execution within the guest VM if a malicious administrator has access to compromise the server hypervisor.",
  "id": "GHSA-36x8-2j7w-8439",
  "modified": "2022-05-24T19:02:23Z",
  "published": "2022-05-24T19:02:23Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12967"
    },
    {
      "type": "WEB",
      "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1004"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-12967 (GCVE-0-2020-12967)

Vulnerability from cvelistv5 – Published: 2021-05-13 11:06 – Updated: 2024-09-16 18:55

Summary

Severity ?

No CVSS data available.

CWE

Arbitrary Code Execution

Assigner

AMD

References

URL

Tags

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

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	AMD	SEV/SEV-ES	Affected: unspecified , < SEV-SNP (custom)

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          "dateUpdated": "2024-08-04T12:11:18.727Z",
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            "tags": [
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              "x_transferred"
            ],
            "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1004"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SEV/SEV-ES",
          "vendor": "AMD",
          "versions": [
            {
              "lessThan": "SEV-SNP",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2021-05-11T00:00:00",
      "descriptions": [
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        }
      ],
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            {
              "description": "Arbitrary Code Execution",
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              "type": "text"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2021-05-13T11:06:11",
        "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
        "shortName": "AMD"
      },
      "references": [
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          "tags": [
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          ],
          "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1004"
        }
      ],
      "source": {
        "advisory": "AMD-SB-1004",
        "discovery": "EXTERNAL"
      },
      "title": "AMD Secure Encrypted Virtualization",
      "x_generator": {
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      },
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          "DATE_PUBLIC": "2021-05-11T18:43:00.000Z",
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          "TITLE": "AMD Secure Encrypted Virtualization"
        },
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    "dateReserved": "2020-05-15T00:00:00",
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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-36X8-2J7W-8439

CVE-2020-12967 (GCVE-0-2020-12967)

Tags

Sightings

Nomenclature