CVE-2021-38624: Windows Key Storage Provider Security Feature Bypass Vulnerability

Published Sep 14, 2021
·
Updated

Windows Key Storage Provider Security Feature Bypass Vulnerability

Affected Software

31 affected componentsFixes available
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=1809
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows Server 2016=20h2
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft Windows 10=20H2
10.0.19042.1288
Microsoft Windows Server=20H2
10.0.19042.1288
Microsoft Windows 10=20H2
10.0.19042.1288
Microsoft Windows 10=2004
10.0.19041.1288
Microsoft Windows 10=2004
10.0.19041.1288
Microsoft Windows 10=2004
10.0.19041.1288
Microsoft Windows Server=2004
10.0.19041.1288
Microsoft Windows 11=21H2
10.0.22000.258
Microsoft Windows 11=21H2
10.0.22000.258
Microsoft Windows Server 2022<10.0.20348.288
10.0.20348.288
Microsoft Windows 10=21H1
10.0.19043.1288
Microsoft Windows Server 2022<10.0.20348.288
10.0.20348.288
Microsoft Windows 10=1909
10.0.18363.1854
Microsoft Windows 10=1909
10.0.18363.1854
Microsoft Windows 10=21H1
10.0.19043.1288
Microsoft Windows 10=1909
10.0.18363.1854
Microsoft Windows Server 2019<10.0.17763.2237
10.0.17763.2237
Microsoft Windows 10=1809
10.0.17763.2237
Microsoft Windows Server 2019<10.0.17763.2237
10.0.17763.2237
Microsoft Windows 10=21H1
10.0.19043.1288
Microsoft Windows 10=1809
10.0.17763.2237
Microsoft Windows 10=1809
10.0.17763.2237

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19042.1288Patch KB5006670
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19041.1288Patch KB5006670
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.22000.258Patch KB5006674
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.20348.288Patch KB5006699
  5. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.19043.1288Patch KB5006670
  6. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.18363.1854Patch KB5006667
  7. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 10.0.17763.2237Patch KB5006672

Event History

Sep 14, 2021
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
Sep 15, 2021
CVE Published
via MITRE·11:23 AM
Data Sourced
via MITRE·11:23 AM
DescriptionSeverity
Data Sourced
via NVD·12:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2021-38624?

CVE-2021-38624 has a severity rating that indicates a security feature bypass vulnerability affecting Windows Key Storage Provider.

2

How do I fix CVE-2021-38624?

To fix CVE-2021-38624, you should apply the relevant security updates provided by Microsoft for the affected Windows versions.

3

Which Windows versions are affected by CVE-2021-38624?

CVE-2021-38624 affects multiple Windows versions, including Windows 10 (20H2, 21H1, 1809, 1909, 2004) and Windows Server 2016, 2019, and 2022.

4

What type of vulnerability is CVE-2021-38624?

CVE-2021-38624 is classified as a security feature bypass vulnerability, which could lead to unauthorized access.

5

Can CVE-2021-38624 be exploited remotely?

CVE-2021-38624 does not require authentication for exploitation, making it a potential risk for remote attackers.

Contact

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