github - ghsa-7cfh-j5pv-fw3c

ghsa-7cfh-j5pv-fw3c

Vulnerability from github

Published

2024-08-13 18:31

Modified

2024-08-13 18:31

Severity ?

5.3 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

Details

IOMMU improperly handles certain special address ranges with invalid device table entries (DTEs), which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity.

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-20584"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-08-13T17:15:19Z",
    "severity": "MODERATE"
  },
  "details": "IOMMU improperly handles certain special address\nranges with invalid device table entries (DTEs), which may allow an attacker\nwith privileges and a compromised Hypervisor to\ninduce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a\nloss of guest integrity.",
  "id": "GHSA-7cfh-j5pv-fw3c",
  "modified": "2024-08-13T18:31:15Z",
  "published": "2024-08-13T18:31:15Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-20584"
    },
    {
      "type": "WEB",
      "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

cve-2023-20584

Vulnerability from cvelistv5

Published

2024-08-13 16:53

Modified

2024-11-05 21:40

Severity ?

5.3 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

Summary

References

▼	URL	Tags
	https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html	vendor-advisory

Impacted products

Vendor

Product

Version

▼

AMD

AMD EPYC™ 7003 Processors

AMD

AMD EPYC™ 9004 Processors

Show details on NVD website

JSON

To clipboard

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  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-20584",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-08-13T17:31:27.946120Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "description": "CWE-noinfo Not enough information",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-05T21:40:37.392Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "affected",
          "product": "AMD EPYC\u2122 7003 Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "MilanPI 1.0.0.C",
              "versionType": "PI"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "AMD EPYC\u2122 9004 Processors",
          "vendor": "AMD",
          "versions": [
            {
              "status": "unaffected",
              "version": "GenoaPI 1.0.0.B"
            }
          ]
        }
      ],
      "datePublic": "2024-08-13T16:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
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        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N",
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        "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"
        }
      ],
      "source": {
        "advisory": "AMD-SB-4002, AMD-SB-3002, AMD-SB-5001",
        "discovery": "UNKNOWN"
      },
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  "cveMetadata": {
    "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
    "assignerShortName": "AMD",
    "cveId": "CVE-2023-20584",
    "datePublished": "2024-08-13T16:53:18.373Z",
    "dateReserved": "2022-10-27T18:53:39.759Z",
    "dateUpdated": "2024-11-05T21:40:37.392Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

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.

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