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CVE-2022-21894— Secure Boot Security Feature Bypass Vulnerability

Quick assessment

Affected
Microsoft Windows 10 Version 1809
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Microsoft Windows Secure Boot是美国微软（Microsoft）公司的安全启动。 Microsoft Windows Secure Boot存在安全特征问题漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version 1809 for ARM64-based Systems,Windows Serv

CVSS 4.4 · Medium EPSS 6.57% · P93

Possible ATT&CK Techniques 1 AI

T1542.001 · System Firmware
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I. Basic Information for CVE-2022-21894

Vulnerability Information
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Vulnerability Title
Secure Boot Security Feature Bypass Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Secure Boot Security Feature Bypass Vulnerability
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Secure Boot 安全特征问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Secure Boot是美国微软（Microsoft）公司的安全启动。 Microsoft Windows Secure Boot存在安全特征问题漏洞。以下产品和版本受到影响：Windows 10 Version 1809 for 32-bit Systems,Windows 10 Version 1809 for x64-based Systems,Windows 10 Version 1809 for ARM64-based Systems,Windows Serv
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Microsoft Windows 10 Version 1809 10.0.17763.0 ~ 10.0.17763.2452 -
Microsoft Windows 10 Version 1809 10.0.0 ~ 10.0.17763.2452 -
Microsoft Windows Server 2019 10.0.17763.0 ~ 10.0.17763.2452 -
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 ~ 10.0.17763.2452 -
Microsoft Windows 10 Version 1909 10.0.0 ~ 10.0.18363.2037 -
Microsoft Windows 10 Version 21H1 10.0.0 ~ 10.0.19043.1466 -
Microsoft Windows Server 2022 10.0.20348.0 ~ 10.0.20348.469 -
Microsoft Windows 10 Version 20H2 10.0.0 ~ 10.0.19042.1466 -
Microsoft Windows Server version 20H2 10.0.0 ~ 10.0.19042.1466 -
Microsoft Windows 11 version 21H2 10.0.0 ~ 10.0.22000.434 -
Microsoft Windows 10 Version 21H2 10.0.19043.0 ~ 10.0.19044.1466 -
Microsoft Windows 10 Version 1507 10.0.10240.0 ~ 10.0.10240.19177 -
Microsoft Windows 10 Version 1607 10.0.14393.0 ~ 10.0.14393.4886 -
Microsoft Windows Server 2016 10.0.14393.0 ~ 10.0.14393.4886 -
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 ~ 10.0.14393.4886 -
Microsoft Windows 8.1 6.3.0 ~ 6.3.9600.20246 -
Microsoft Windows Server 2012 6.2.9200.0 ~ 6.2.9200.23584 -
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 ~ 6.2.9200.23584 -
Microsoft Windows Server 2012 R2 6.3.9600.0 ~ 6.3.9600.20246 -
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 ~ 6.3.9600.20246 -

II. Public POCs for CVE-2022-21894

# POC Description Source Link Shenlong Link
1 baton drop (CVE-2022-21894): Secure Boot Security Feature Bypass Vulnerability https://github.com/Wack0/CVE-2022-21894 POC Details
2 Example payload for CVE-2022-21894 https://github.com/ASkyeye/CVE-2022-21894-Payload POC Details
3 An implementation of baton drop (CVE-2022-21894) for armv7 (MSM8960) https://github.com/Wack0/batondrop_armv7 POC Details
4 Created to help detect IOCs for CVE-2022-21894: The BlackLotus campaign https://github.com/bakedmuffinman/BlackLotusDetection POC Details
5 Public repo for anything CVE-2022-21894 https://github.com/qjawls2003/BlackLotus-Detection POC Details
6 None https://github.com/nova-master/CVE-2022-21894-Payload-New POC Details
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III. Intelligence Information for CVE-2022-21894

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Vendor Advisories for CVE-2022-21894 (1)

Same Patch Batch · Microsoft · 2022-01-11 · 100 CVEs total

CVE-2022-21907 9.8 CRITICAL HTTP Protocol Stack Remote Code Execution Vulnerability
CVE-2022-21849 9.8 CRITICAL Windows Internet Key Exchange (IKE) Protocol Extensions Remote Code Execution Vulnerabilit
CVE-2022-21846 9.0 CRITICAL Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2022-21855 9.0 CRITICAL Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2022-21969 9.0 CRITICAL Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2022-21901 9.0 CRITICAL Windows Hyper-V Elevation of Privilege Vulnerability
CVE-2022-21920 8.8 HIGH Windows Kerberos Elevation of Privilege Vulnerability
CVE-2022-21922 8.8 HIGH Remote Procedure Call Runtime Remote Code Execution Vulnerability
CVE-2022-21851 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2022-21857 8.8 HIGH Active Directory Domain Services Elevation of Privilege Vulnerability
CVE-2022-21850 8.8 HIGH Remote Desktop Client Remote Code Execution Vulnerability
CVE-2022-21840 8.8 HIGH Microsoft Office Remote Code Execution Vulnerability
CVE-2022-21837 8.3 HIGH Microsoft SharePoint Server Remote Code Execution Vulnerability
CVE-2022-21893 8.0 HIGH Remote Desktop Protocol Remote Code Execution Vulnerability
CVE-2022-21885 7.8 HIGH Windows Remote Access Connection Manager Elevation of Privilege Vulnerability
CVE-2022-21902 7.8 HIGH Windows DWM Core Library Elevation of Privilege Vulnerability
CVE-2022-21833 7.8 HIGH Virtual Machine IDE Drive Elevation of Privilege Vulnerability
CVE-2022-21835 7.8 HIGH Microsoft Cryptographic Services Elevation of Privilege Vulnerability
CVE-2022-21836 7.8 HIGH Windows Certificate Spoofing Vulnerability
CVE-2022-21895 7.8 HIGH Windows User Profile Service Elevation of Privilege Vulnerability

Showing top 20 of 100 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Windows 10 Version 1809
Same vendor: Microsoft

V. Comments for CVE-2022-21894

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