CVE-2023-21808

.NET and Visual Studio Remote Code Execution Vulnerability

Description

.NET and Visual Studio Remote Code Execution Vulnerability

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 1.80% Top 20%
Vendor Advisory microsoft.com
Affected: Microsoft Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)
Affected: Microsoft Microsoft Visual Studio 2022 version 17.0
Affected: Microsoft Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)
Affected: Microsoft Microsoft Visual Studio 2022 version 17.4
Affected: Microsoft Microsoft Visual Studio 2022 version 17.2
Affected: Microsoft Microsoft Visual Studio 2015 Update 3
Affected: Microsoft Microsoft Visual Studio 2013 Update 5
Affected: Microsoft .NET 7.0
Affected: Microsoft .NET 6.0
Affected: Microsoft PowerShell 7.2
Affected: Microsoft Microsoft .NET Framework 3.5 AND 4.8
Affected: Microsoft Microsoft .NET Framework 3.5 AND 4.7.2
Affected: Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2
Affected: Microsoft Microsoft .NET Framework 4.8
Affected: Microsoft Microsoft .NET Framework 3.5 AND 4.8.1
Affected: Microsoft Microsoft .NET Framework 4.6.2
Affected: Microsoft Microsoft .NET Framework 3.5 and 4.6.2
Published at:
Updated at:

References

Link Tags
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21808 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-21808?
CVE-2023-21808 has been scored as a high severity vulnerability.
How to fix CVE-2023-21808?
To fix CVE-2023-21808, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-21808 being actively exploited in the wild?
It is possible that CVE-2023-21808 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-21808?
CVE-2023-21808 affects Microsoft Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10), Microsoft Microsoft Visual Studio 2022 version 17.0, Microsoft Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8), Microsoft Microsoft Visual Studio 2022 version 17.4, Microsoft Microsoft Visual Studio 2022 version 17.2, Microsoft Microsoft Visual Studio 2015 Update 3, Microsoft Microsoft Visual Studio 2013 Update 5, Microsoft .NET 7.0, Microsoft .NET 6.0, Microsoft PowerShell 7.2, Microsoft Microsoft .NET Framework 3.5 AND 4.8, Microsoft Microsoft .NET Framework 3.5 AND 4.7.2, Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft Microsoft .NET Framework 4.8, Microsoft Microsoft .NET Framework 3.5 AND 4.8.1, Microsoft Microsoft .NET Framework 4.6.2, Microsoft Microsoft .NET Framework 3.5 and 4.6.2.
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