cvelist/2023/21xxx/CVE-2023-21771.json

{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-21771",
        "ASSIGNER": "secure@microsoft.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Windows Local Session Manager (LSM) Elevation of Privilege Vulnerability"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-591: Sensitive Data Storage in Improperly Locked Memory",
                        "cweId": "CWE-591"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Microsoft",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Windows Server 2022",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "10.0.0",
                                            "version_value": "10.0.20348.1487"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Windows 10 Version 20H2",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "10.0.0",
                                            "version_value": "10.0.19042.2486"
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                                }
                            },
                            {
                                "product_name": "Windows 11 version 21H2",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "10.0.0",
                                            "version_value": "10.0.22000.1455"
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                            },
                            {
                                "product_name": "Windows 10 Version 21H2",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "10.0.0",
                                            "version_value": "10.0.19044.2486"
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                            },
                            {
                                "product_name": "Windows 11 version 22H2",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "10.0.0",
                                            "version_value": "10.0.22621.1105"
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                            },
                            {
                                "product_name": "Windows 10 Version 22H2",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "10.0.0",
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    },
    "references": {
        "reference_data": [
            {
                "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21771",
                "refsource": "MISC",
                "name": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21771"
            }
        ]
    },
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "baseSeverity": "HIGH",
                "baseScore": 7,
                "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"
            }
        ]
    }
}