CVE-2021-34522: Microsoft Defender Remote Code Execution Vulnerability
First published: Wed Jul 14 2021(Updated: )
Microsoft Defender Remote Code Execution Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| <1.1.18242.0 | ||
| Microsoft Malware Protection Engine | <1.1.18242.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Frequently Asked Questions
What is CVE-2021-34522?
CVE-2021-34522 is a remote code execution vulnerability in Microsoft Defender.
How severe is CVE-2021-34522?
CVE-2021-34522 has a severity rating of 7.8 out of 10, which is considered critical.
Which software is affected by CVE-2021-34522?
CVE-2021-34522 affects the Microsoft Malware Protection Engine version up to and excluding 1.1.18242.0.
Is CVE-2021-34522 the same as CVE-2021-34464?
No, CVE-2021-34522 is a unique vulnerability separate from CVE-2021-34464.
How can I fix CVE-2021-34522?
To fix CVE-2021-34522, apply the necessary security updates provided by Microsoft.
- collector/nvd-index
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- agent/author
- agent/softwarecombine
- agent/description
- agent/remedy
- agent/title
- agent/references
- agent/severity
- agent/event
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/microsoft
- canonical/microsoft malware protection engine