CVE-2021-43228: SymCrypt Denial of Service Vulnerability
Published Dec 15, 2021
·Updated
SymCrypt Denial of Service Vulnerability
Affected Software
21 affected components
Microsoft Windows 10=20h2
Microsoft Windows 10=20h2
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=21h1
Microsoft Windows 10=21h1
Microsoft Windows 10=21h2
Microsoft Windows 10=21h2
Microsoft Windows 10=21h2
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows 10=2004
Microsoft Windows 10=2004
Microsoft Windows 11
Microsoft Windows 11
Microsoft Windows Server=20h2
Microsoft Windows Server=2022
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019
Remediation
Event History
Dec 15, 2021
CVE Published
via MITRE·02:15 PM
Data Sourced
via MITRE·02:15 PM
DescriptionSeverity
Data Sourced
via NVD·03:15 PM
RemedyDescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2021-43228?
CVE-2021-43228 has been rated as important, indicating a significant risk to affected systems.
2
How do I fix CVE-2021-43228?
To mitigate CVE-2021-43228, apply the latest security updates provided by Microsoft for your affected version of Windows.
3
Which systems are affected by CVE-2021-43228?
CVE-2021-43228 affects multiple versions of Microsoft Windows, including Windows 10 and Windows Server 2019.
4
What type of vulnerability is CVE-2021-43228?
CVE-2021-43228 is a denial of service vulnerability found in the SymCrypt library.
5
What can happen if I don't address CVE-2021-43228?
Failing to address CVE-2021-43228 could allow an attacker to create a denial of service condition, impacting system availability.