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CVE-2005-1794

Microsoft Terminal Server - Remote Desktop Protocol (RDP) 5.2

Microsoft CVSS 7.4 Updated May 29, 2026

Executive Risk Summary

"A vulnerability in Microsoft Terminal Server using Remote Desktop Protocol (RDP) 5.2 allows remote attackers to spoof public keys of legitimate servers and conduct man-in-the-middle attacks. This is due to the storage of an RSA private key in mstlsapi.dll, which is used to sign a certificate."

Anticipated Attack Path

  1. 1. Exploitation of the RDP 5.2 vulnerability
  2. 2. Spoofing of public keys of legitimate servers
  3. 3. Conducting of man-in-the-middle attacks

Am I Vulnerable?

  • Verify the version of RDP being used
  • Check for any suspicious certificate activity
  • Monitor for unusual network traffic

Operational Audit Arsenal

Target Type DLL
Target Asset mstlsapi.dll
Standard Path C:\Windows\System32
PowerShell
# 🛠️ Senior Engineer Universal Audit
# Target: mstlsapi.dll (DLL)
$Targets = 'mstlsapi.dll'
$SearchPaths = @("$env:windir\System32", "$env:ProgramFiles", "${env:ProgramFiles(x86)}")

Get-ChildItem -Path $SearchPaths -Include $Targets -Recurse -ErrorAction SilentlyContinue | 
Select-Object FullName, @{Name="Version";Expression={$_.VersionInfo.ProductVersion}}

Patch Impact Forecast

Reboot Required Likely

Potential disruption to remote desktop connections

Internal Work Notes

Investigate and apply patch for Microsoft Terminal Server RDP 5.2 vulnerability to prevent man-in-the-middle attacks.

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Intelligence Sources

Related Microsoft Threats

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.