.NET Remote Code Execution Vulnerability in Microsoft Products
CVE-2025-21171

7.5HIGH

Key Information:

Vendor

Microsoft
Status
Powershell 7.5
.net 9.0
Microsoft Visual Studio 2022 Version 17.12
Microsoft Visual Studio 2022 Version 17.6
Vendor
CVE Published:
14 January 2025

What is CVE-2025-21171?

A vulnerability exists in Microsoft .NET that allows remote code execution, potentially enabling an attacker to execute arbitrary code on the affected system. By exploiting this vulnerability, an attacker can gain full control over the affected system, compromising its security and integrity. Users are encouraged to apply the latest security patches and updates to mitigate risks associated with this vulnerability.

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Affected Version(s)

.NET 9.0 Unknown 9.0.0 < 9.0.1

Microsoft Visual Studio 2022 version 17.10 Unknown 17.10 < 17.10.10

Microsoft Visual Studio 2022 version 17.12 Unknown 17.0 < 17.12.4

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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