CVE-2025-21171HighCVSS 7.5

.NET Remote Code Execution Vulnerability

Published
January 14, 2025
Last Modified
—

🔗 CVE IDs covered (1)

📋 Description

According to the CVSS metric, the attack vector is network (AV:N) and the user interaction is required (UI:R). What is the target context of the remote code execution? This attack requires a victim to perform a specific action, such as copying files or executing a command, and for an attacker with appropriate access to have pre-planted malicious files with knowledge of where they should be placed on the victim's system.

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? This attack requires a victim to perform a specific action, such as copying files or executing a command, and for an attacker with appropriate access to have pre-planted malicious files with knowledge of where they should be placed on the victim's system.

According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do? Exploitation of this vulnerability requires that a user trigger the payload in the application.

🎯 Affected products10

  • .NET 9.0 installed on Linux
  • .NET 9.0 installed on Mac OS
  • .NET 9.0 installed on Windows
  • Microsoft Visual Studio 2022 version 17.10
  • Microsoft Visual Studio 2022 version 17.12
  • Microsoft Visual Studio 2022 version 17.6
  • Microsoft Visual Studio 2022 version 17.8
  • PowerShell 7.5 installed on Linux
  • PowerShell 7.5 installed on MacOS
  • PowerShell 7.5 installed on Windows

✅ Remediation

KBRelease Notes (Security Update) — fixed build 7.5.0 KB5050526 (Security Update) — fixed build 9.0.1 KBRelease Notes (Security Update) — fixed build 17.12.4 KBRelease Notes (Security Update) — fixed build 17.6.22 KBRelease Notes (Security Update) — fixed build 17.8.17 KBRelease Notes (Security Update) — fixed build 17.10.10

🔗 References (9)