CVE-2021-43226: Microsoft Windows Privilege Escalation Vulnerability
Microsoft Windows Common Log File System Driver contains a privilege escalation vulnerability that could allow a local, privileged attacker to bypass certain security mechanisms.
Other sources
Windows Common Log File System Driver Elevation of Privilege Vulnerability
— NVD
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
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Fixed in 6.2.9200.23545Fixed in 6.2.9200.23540Patch KB5008255 - Upgrade
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Fixed in 6.3.9600.20207Patch KB5008285 - Upgrade
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Fixed in 6.1.7601.25796Patch KB5008282 - Upgrade
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Fixed in 6.0.6003.21309Patch KB5008271 - Upgrade
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Fixed in 6.3.9600.20207Patch KB5008263 - Upgrade
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Fixed in 10.0.14393.4825Patch KB5008207 - Upgrade
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Fixed in 10.0.10240.19145Patch KB5008230 - Upgrade
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Fixed in 10.0.19044.1415Patch KB5008212 - Upgrade
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Fixed in 10.0.22000.376Patch KB5008215 - Upgrade
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Fixed in 10.0.19041.1415Patch KB5008212 - Upgrade
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Fixed in 10.0.19042.1415Patch KB5008212 - Upgrade
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Fixed in 10.0.20348.405Patch KB5008223 - Upgrade
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Fixed in 10.0.19043.1415Patch KB5008212 - Upgrade
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Fixed in 10.0.18363.1977Patch KB5008206 - Upgrade
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Fixed in 10.0.17763.2366Patch KB5008218
Event History
Frequently Asked Questions
What is the severity of CVE-2021-43226?
CVE-2021-43226 has a severity rating of important, indicating a significant risk.
How do I fix CVE-2021-43226?
To mitigate CVE-2021-43226, users should apply the latest security updates provided by Microsoft.
Which systems are affected by CVE-2021-43226?
CVE-2021-43226 affects multiple versions of Microsoft Windows, including Windows 10, Windows 7, Windows 8.1, and various Windows Server editions.
What type of vulnerability is CVE-2021-43226?
CVE-2021-43226 is classified as an elevation of privilege vulnerability in the Windows Common Log File System Driver.
Can CVE-2021-43226 be exploited remotely?
CVE-2021-43226 requires local access to the system for exploitation, but it can allow an attacker to gain higher privileges if successfully executed.