{
    "dataType": "CVE_RECORD",
    "cveMetadata": {
        "state": "PUBLISHED",
        "cveId": "CVE-2021-33627",
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "dateUpdated": "2024-08-03T23:58:21.427Z",
        "dateReserved": "2021-05-28T00:00:00",
        "datePublished": "2022-02-03T01:30:36"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
                "shortName": "mitre",
                "dateUpdated": "2024-07-22T16:50:10.835493"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "An issue was discovered in Insyde InsydeH2O Kernel 5.0 before 05.09.11, 5.1 before 05.17.11, 5.2 before 05.27.11, 5.3 before 05.36.11, 5.4 before 05.44.11, and 5.5 before 05.52.11 affecting FwBlockServiceSmm. Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses."
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "n/a",
                    "versions": [
                        {
                            "version": "n/a",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.insyde.com/security-pledge"
                },
                {
                    "url": "https://www.insyde.com/security-pledge/SA-2022022"
                },
                {
                    "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf"
                },
                {
                    "url": "https://security.netapp.com/advisory/ntap-20220222-0002/"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "text",
                            "lang": "en",
                            "description": "n/a"
                        }
                    ]
                }
            ]
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-03T23:58:21.427Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://www.insyde.com/security-pledge",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://www.insyde.com/security-pledge/SA-2022022",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://security.netapp.com/advisory/ntap-20220222-0002/",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    },
    "dataVersion": "5.1"
}