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Description: Microsoft Security Advisory CVE-2025-24070: .NET Elevation of Privilege Vulnerability
Executive summary
Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core 9.0 , ASP.NET Core 8.0, and ASP.NET Core 2.3. This advisory also provides guidance on what developers can do to update their applications to address this vulnerability.
A vulnerability exists in ASP.NET Core applications calling RefreshSignInAsync with an improperly authenticated user parameter that could allow an attacker to sign into another user's account, resulting in Elevation of Privilege.
Announcement
Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/348
Mitigation factors
Microsoft has not identified any mitigating factors for this vulnerability.
Affected software
Any ASP.NET Core 9.0 application running on ASP.NET Core 9.0.2 or earlier.
Any ASP.NET Core application running on ASP.NET Core 8.0.13 or earlier.
Any ASP.NET Core 2.x application consuming the package Microsoft.AspNetCore.Identity version 2.3.0 or earlier.
Affected Packages
The vulnerability affects any Microsoft .NET Core project if it uses any of affected packages versions listed below
Package name
Affected version
Patched version
Microsoft.AspNetCore.Identity
2.3.0
2.3.1
ASP.NET Core 9
Package name
Affected version
Patched version
Microsoft.AspNetCore.App.Runtime.linux-arm
>= 9.0.0, <= 9.0.2
9.0.3
Microsoft.AspNetCore.App.Runtime.linux-...
CVSS: HIGH (7.0) EPSS Score: 0.16%
March 11th, 2025 (about 1 month ago)
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Description: Microsoft Security Advisory CVE-2025-24070: .NET Elevation of Privilege Vulnerability
Executive summary
Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core 9.0 , ASP.NET Core 8.0, and ASP.NET Core 2.3. This advisory also provides guidance on what developers can do to update their applications to address this vulnerability.
A vulnerability exists in ASP.NET Core applications calling RefreshSignInAsync with an improperly authenticated user parameter that could allow an attacker to sign into another user's account, resulting in Elevation of Privilege.
Announcement
Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/348
Mitigation factors
Microsoft has not identified any mitigating factors for this vulnerability.
Affected software
Any ASP.NET Core 9.0 application running on ASP.NET Core 9.0.2 or earlier.
Any ASP.NET Core application running on ASP.NET Core 8.0.13 or earlier.
Any ASP.NET Core 2.x application consuming the package Microsoft.AspNetCore.Identity version 2.3.0 or earlier.
Affected Packages
The vulnerability affects any Microsoft .NET Core project if it uses any of affected packages versions listed below
Package name
Affected version
Patched version
Microsoft.AspNetCore.Identity
2.3.0
2.3.1
ASP.NET Core 9
Package name
Affected version
Patched version
Microsoft.AspNetCore.App.Runtime.linux-arm
>= 9.0.0, <= 9.0.2
9.0.3
Microsoft.AspNetCore.App.Runtime.linux-...
CVSS: HIGH (7.0) EPSS Score: 0.16%
March 11th, 2025 (about 1 month ago)
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CVE-2025-26645 |
Description: Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
CVSS: HIGH (8.8) EPSS Score: 0.07% SSVC Exploitation: none
March 11th, 2025 (about 1 month ago)
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CVE-2025-26633 |
🚨 Marked as known exploited on March 31st, 2025 (19 days ago).
Description: Improper neutralization in Microsoft Management Console allows an unauthorized attacker to bypass a security feature locally.
CVSS: HIGH (7.0) EPSS Score: 1.47% SSVC Exploitation: active
March 11th, 2025 (about 1 month ago)
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CVE-2025-26631 |
Description: Uncontrolled search path element in Visual Studio Code allows an authorized attacker to elevate privileges locally.
CVSS: HIGH (7.3) EPSS Score: 0.12%
March 11th, 2025 (about 1 month ago)
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CVE-2025-26630 |
Description: Use after free in Microsoft Office Access allows an unauthorized attacker to execute code locally.
CVSS: HIGH (7.8) EPSS Score: 0.08%
March 11th, 2025 (about 1 month ago)
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CVE-2025-26629 |
Description: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
CVSS: HIGH (7.8) EPSS Score: 0.08%
March 11th, 2025 (about 1 month ago)
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CVE-2025-26627 |
Description: Improper neutralization of special elements used in a command ('command injection') in Azure Arc allows an authorized attacker to elevate privileges locally.
CVSS: HIGH (7.0) EPSS Score: 0.04%
March 11th, 2025 (about 1 month ago)
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CVE-2025-25008 |
Description: Improper link resolution before file access ('link following') in Microsoft Windows allows an authorized attacker to elevate privileges locally.
CVSS: HIGH (7.1) EPSS Score: 0.06%
March 11th, 2025 (about 1 month ago)
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CVE-2025-25003 |
Description: Uncontrolled search path element in Visual Studio allows an authorized attacker to elevate privileges locally.
CVSS: HIGH (7.3) EPSS Score: 0.12%
March 11th, 2025 (about 1 month ago)
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