CVE-2021-46779 (GCVE-0-2021-46779)

Vulnerability from cvelistv5 – Published: 2023-01-10 20:56 – Updated: 2025-04-09 14:47
VLAI
Summary
Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.
Severity
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CWE
  • n/a
Assigner
AMD
References
Impacted products
Date Public
2023-01-10 17:30
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T05:17:42.420Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 7.1,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "NONE",
              "integrityImpact": "HIGH",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2021-46779",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-09T14:47:15.527346Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-787",
                "description": "CWE-787 Out-of-bounds Write",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-09T14:47:59.765Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageName": "AGESA",
          "platforms": [
            "x86"
          ],
          "product": "1st Gen EPYC",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various "
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "packageName": "AGESA",
          "platforms": [
            "x86"
          ],
          "product": "2nd Gen EPYC",
          "vendor": " AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various "
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "packageName": "AGESA",
          "platforms": [
            "x86"
          ],
          "product": "3rd Gen EPYC",
          "vendor": "AMD",
          "versions": [
            {
              "status": "affected",
              "version": "various "
            }
          ]
        }
      ],
      "datePublic": "2023-01-10T17:30:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\u003cbr\u003e"
            }
          ],
          "value": "Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\n"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-01-11T07:01:59.843Z",
        "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
        "shortName": "AMD"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032"
        }
      ],
      "source": {
        "advisory": "AMD-SB-1032",
        "discovery": "UNKNOWN"
      },
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648",
    "assignerShortName": "AMD",
    "cveId": "CVE-2021-46779",
    "datePublished": "2023-01-10T20:56:52.789Z",
    "dateReserved": "2022-03-31T16:50:27.875Z",
    "dateUpdated": "2025-04-09T14:47:59.765Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-46779",
      "date": "2026-05-27",
      "epss": "0.00054",
      "percentile": "0.16904"
    },
    "fkie_nvd": {
      "configurations": "[{\"operator\": \"AND\", \"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:amd:romepi_firmware:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"1.0.0.c\", \"matchCriteriaId\": \"56013C45-044C-40B0-9503-7E3928602803\"}]}, {\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:amd:romepi:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"B936879F-731E-4991-ACBB-16643F629B41\"}]}]}, {\"operator\": \"AND\", \"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:amd:milanpi_firmware:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"1.0.0.4\", \"matchCriteriaId\": \"B11959F6-2A87-48A4-AD17-16A6B00C6BFA\"}]}, {\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:amd:milanpi:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"1F64A4AA-A66B-4B2E-B8F1-F332E3945903\"}]}]}, {\"operator\": \"AND\", \"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:amd:naplespi_firmware:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"1.0.0.g\", \"matchCriteriaId\": \"BB1EE9F8-6AA6-48E1-A5C3-79A1FC70C821\"}]}, {\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": false, \"criteria\": \"cpe:2.3:h:amd:naplespi:-:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"9C479ABD-FE0C-4C08-B849-7BD516F03733\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\\n\"}, {\"lang\": \"es\", \"value\": \"Una validaci\\u00f3n de entrada insuficiente en la llamada al sistema SVC_ECC_PRIMITIVE en una aplicaci\\u00f3n de usuario comprometida o ABL puede permitir que un atacante corrompa la memoria del sistema operativo ASP (AMD Secure Processor), lo que puede provocar una posible p\\u00e9rdida de integridad y disponibilidad.\"}]",
      "id": "CVE-2021-46779",
      "lastModified": "2024-11-21T06:34:42.400",
      "metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H\", \"baseScore\": 7.1, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"HIGH\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.2}]}",
      "published": "2023-01-11T08:15:13.213",
      "references": "[{\"url\": \"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032\", \"source\": \"psirt@amd.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
      "sourceIdentifier": "psirt@amd.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-787\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-46779\",\"sourceIdentifier\":\"psirt@amd.com\",\"published\":\"2023-01-11T08:15:13.213\",\"lastModified\":\"2025-04-09T15:15:44.867\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\\n\"},{\"lang\":\"es\",\"value\":\"Una validaci\u00f3n de entrada insuficiente en la llamada al sistema SVC_ECC_PRIMITIVE en una aplicaci\u00f3n de usuario comprometida o ABL puede permitir que un atacante corrompa la memoria del sistema operativo ASP (AMD Secure Processor), lo que puede provocar una posible p\u00e9rdida de integridad y disponibilidad.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-787\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:amd:romepi_firmware:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.0.0.c\",\"matchCriteriaId\":\"56013C45-044C-40B0-9503-7E3928602803\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:amd:romepi:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B936879F-731E-4991-ACBB-16643F629B41\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:amd:milanpi_firmware:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.0.0.4\",\"matchCriteriaId\":\"B11959F6-2A87-48A4-AD17-16A6B00C6BFA\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:amd:milanpi:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"1F64A4AA-A66B-4B2E-B8F1-F332E3945903\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:amd:naplespi_firmware:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.0.0.g\",\"matchCriteriaId\":\"BB1EE9F8-6AA6-48E1-A5C3-79A1FC70C821\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:amd:naplespi:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"9C479ABD-FE0C-4C08-B849-7BD516F03733\"}]}]}],\"references\":[{\"url\":\"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032\",\"source\":\"psirt@amd.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032\", \"tags\": [\"vendor-advisory\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-04T05:17:42.420Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.1, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2021-46779\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-04-09T14:47:15.527346Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-787\", \"description\": \"CWE-787 Out-of-bounds Write\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-04-09T14:47:53.967Z\"}}], \"cna\": {\"source\": {\"advisory\": \"AMD-SB-1032\", \"discovery\": \"UNKNOWN\"}, \"affected\": [{\"vendor\": \"AMD\", \"product\": \"1st Gen EPYC\", \"versions\": [{\"status\": \"affected\", \"version\": \"various \"}], \"platforms\": [\"x86\"], \"packageName\": \"AGESA\", \"defaultStatus\": \"unaffected\"}, {\"vendor\": \" AMD\", \"product\": \"2nd Gen EPYC\", \"versions\": [{\"status\": \"affected\", \"version\": \"various \"}], \"platforms\": [\"x86\"], \"packageName\": \"AGESA\", \"defaultStatus\": \"unaffected\"}, {\"vendor\": \"AMD\", \"product\": \"3rd Gen EPYC\", \"versions\": [{\"status\": \"affected\", \"version\": \"various \"}], \"platforms\": [\"x86\"], \"packageName\": \"AGESA\", \"defaultStatus\": \"unaffected\"}], \"datePublic\": \"2023-01-10T17:30:00.000Z\", \"references\": [{\"url\": \"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032\", \"tags\": [\"vendor-advisory\"]}], \"x_generator\": {\"engine\": \"Vulnogram 0.1.0-dev\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\\n\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"Insufficient input validation in SVC_ECC_PRIMITIVE system call in a compromised user application or ABL may allow an attacker to corrupt ASP (AMD Secure Processor) OS memory which may lead to potential loss of integrity and availability.\u003cbr\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"n/a\"}]}], \"providerMetadata\": {\"orgId\": \"b58fc414-a1e4-4f92-9d70-1add41838648\", \"shortName\": \"AMD\", \"dateUpdated\": \"2023-01-11T07:01:59.843Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2021-46779\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-04-09T14:47:59.765Z\", \"dateReserved\": \"2022-03-31T16:50:27.875Z\", \"assignerOrgId\": \"b58fc414-a1e4-4f92-9d70-1add41838648\", \"datePublished\": \"2023-01-10T20:56:52.789Z\", \"assignerShortName\": \"AMD\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.