CVE-2021-38663: Windows exFAT File System Information Disclosure Vulnerability

Published Oct 13, 2021
·
Updated

Windows exFAT File System Information Disclosure Vulnerability

Affected Software

36 affected components
Microsoft Windows 10
Microsoft Windows 10
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=1607
Microsoft Windows 10=1607
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows 10=2004
Microsoft Windows 11
Microsoft Windows 11
Microsoft Windows 7=sp1
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server=20h2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019
Microsoft Windows Server 2022

Remediation

Patch Available

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-38663

Event History

Oct 13, 2021
CVE Published
via MITRE·12:26 AM
Data Sourced
via MITRE·12:26 AM
DescriptionSeverity
Data Sourced
via NVD·01:15 AM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2021-38663?

CVE-2021-38663 has a severity rating of important, indicating potential information disclosure risk.

2

How do I fix CVE-2021-38663?

To remediate CVE-2021-38663, install the appropriate security updates provided by Microsoft for your affected Windows version.

3

What systems are affected by CVE-2021-38663?

CVE-2021-38663 affects multiple versions of Microsoft Windows, including Windows 10, Windows 7, Windows 8.1, and various Windows Server editions.

4

What type of vulnerability is CVE-2021-38663?

CVE-2021-38663 is classified as an information disclosure vulnerability related to the Windows exFAT file system.

5

Can CVE-2021-38663 be exploited remotely?

CVE-2021-38663 may allow an attacker to access sensitive information, but it typically requires local access to the target system.

Company

Resources

Contact

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