{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2021-33744", "ASSIGNER": "secure@microsoft.com", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "Windows Secure Kernel Mode Security Feature Bypass Vulnerability" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Security Feature Bypass" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Microsoft", "product": { "product_data": [ { "product_name": "Windows 10 Version 1809", "version": { "version_data": [ { "version_affected": "<", "version_name": "10.0.0", "version_value": "10.0.17763.2061" } ] } }, { "product_name": "Windows Server 2019", "version": { "version_data": [ { "version_affected": "<", "version_name": "10.0.0", "version_value": "10.0.17763.2061" } ] } }, { "product_name": "Windows Server 2019 (Server Core installation)", "version": { "version_data": [ { "version_affected": "<", "version_name": "10.0.0", "version_value": "10.0.17763.2061" } ] } }, { "product_name": "Windows 10 Version 1909", "version": { "version_data": [ { "version_affected": "<", "version_name": "10.0.0", "version_value": "10.0.18363.1679" } ] } }, { "product_name": "Windows 10 Version 21H1", "version": { "version_data": [ { "version_affected": "<", "version_name": "10.0.0", "version_value": "10.0.19043.1110" } ] } }, { "product_name": "Windows 10 Version 2004", "version": { "version_data": [ { "version_affected": "<", "version_name": "10.0.0", "version_value": "10.0.19041.1110" } ] } }, { "product_name": "Windows Server version 2004", "version": { "version_data": [ { "version_affected": "<", "version_name": "10.0.0", "version_value": "10.0.19041.1110" } ] } }, { "product_name": "Windows Server version 20H2", "version": { "version_data": [ { "version_affected": "<", "version_name": "10.0.0", "version_value": "10.0.19042.1110" } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33744", "refsource": "MISC", "name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33744" } ] }, "impact": { "cvss": [ { "version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5.3, "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N/E:U/RL:O/RC:C" } ] } }