CVE-2021-34471: Microsoft Defender Elevation of Privilege Vulnerability
Microsoft Defender Elevation of Privilege Vulnerability
Other sources
Microsoft Windows Defender Elevation of Privilege Vulnerability
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 1.1.18400.4
Event History
Frequently Asked Questions
What is CVE-2021-34471?
CVE-2021-34471 is a vulnerability in Microsoft Windows Defender that allows an attacker to elevate privileges on an affected system.
What is the severity of CVE-2021-34471?
The severity of CVE-2021-34471 is high (CVSS score of 7.8).
Which software is affected by CVE-2021-34471?
Microsoft Malware Protection Engine version 1.1.18400.4 is affected by CVE-2021-34471.
How can an attacker exploit CVE-2021-34471?
An attacker can exploit CVE-2021-34471 by running a specially crafted application on the target system.
Is there a fix available for CVE-2021-34471?
Yes, Microsoft has released a security update to address CVE-2021-34471. It is recommended to update to the latest version of Microsoft Windows Defender or apply the security patch.