cvelist/2021/21xxx/CVE-2021-21556.json

{
    "CVE_data_meta": {
        "ASSIGNER": "secure@dell.com",
        "DATE_PUBLIC": "2021-06-08",
        "ID": "CVE-2021-21556",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "PowerEdge BIOS Intel 15G",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_value": "2.11.2"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Dell"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Dell PowerEdge R640, R740, R740XD, R840, R940, R940xa, MX740c, MX840c, and T640 Server BIOS contain a stack-based buffer overflow vulnerability in systems with NVDIMM-N installed. A local malicious user with high privileges may potentially exploit this vulnerability, leading to a denial of Service, arbitrary code execution, or information disclosure in UEFI or BIOS Preboot Environment."
            }
        ]
    },
    "impact": {
        "cvss": {
            "baseScore": 6.1,
            "baseSeverity": "Medium",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-121: Stack-based Buffer Overflow"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://www.dell.com/support/kbdoc/000187958",
                "name": "https://www.dell.com/support/kbdoc/000187958"
            }
        ]
    }
}