Sielco Sistemi Winlog SCADA Software Insecure Library Loading Allows Code Execution
Vendor: Sielco Sistemi
Equipment: Winlog SCADA Software
Vulnerability: Uncontrolled Search Path Element
The following Sielco Sistemi products are affected:
- Winlog Lite SCADA Software, versions prior to Version 3.02.01, and
- Winlog Pro SCADA Software, versions prior to Version 3.02.01
Application Executables (that look for missing DLL):
Steps to reproduce
1. Generate a dll payload
msfvenom –p windows/exec cmd=calc.exe –f dll –o applicom.dll
2. Place this dll in install directory (or C:\Windows, or any directory defined in the PATH environment variable)
3. Run PManager.exe (or Runtime.exe) > calc.exe will execute
Successful exploitation of this vulnerability may allow an attacker to load a malicious DLL and execute code on the affected system with the same privileges as the application that loaded the malicious DLL.
UNCONTROLLED SEARCH PATH ELEMENT (CWE-427)
An uncontrolled search path element (DLL Hijacking) vulnerability has been identified. Exploitation of this vulnerability could give an attacker access to the system with the same level of privilege as the application that utilizes the malicious DLL.