HIGH 8.8 Microsoft PoC
CVE-2023-36899
ASP.NET Elevation of Privilege Vulnerability
Microsoft Security Update 2023-Aug: ASP.NET Elevation of Privilege Vulnerability
Affected Products
- Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
- Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
- Microsoft .NET Framework 4.8 on Windows Server 2012
- Microsoft .NET Framework 4.8 on Windows Server 2012 (Server Core installation)
- Microsoft .NET Framework 4.8 on Windows Server 2012 R2 (Server Core installation)
- Microsoft .NET Framework 4.8 on Windows Server 2012 R2
- Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 21H2 for 32-bit Systems
- Microsoft .NET Framework 3.5 AND 4.8 on Windows 10 Version 21H2 for x64-based Systems
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36899
- https://nvd.nist.gov/vuln/detail/CVE-2023-36899
This high severity vulnerability with a CVSS score of 8.8 was published on 2023-08-08 via Microsoft. 🚨 A public proof-of-concept exploit is available on GitHub. EPSS score: 77.1% (top 0% of all CVEs by exploitation probability). Affected: Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1, Microsoft .NET Framework 4.8 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation), Microsoft .NET Framework 4.8 on Windows Server 2012 and 5 more.
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