Inosoft VisiWin 7 2022-2.1 Exploit, Insecure Folders Permissions

# Exploit Title: Inosoft VisiWin 7 2022-2.1 - Insecure Folders Permissions
Privilege Escalation
# Date: 2023-08-09
# Exploit Author: Carlo Di Dato for Deloitte Risk Advisory Italia
# Vendor Homepage:
# Version: Up to 2022-2.1 (Runtime RT7.3 RC3 20221209.5)
# Tested on: Windows
# CVE: CVE-2023-31468

Inosoft VisiWin is a completely open system with a configurable range of
functions. It combines all features of classic HMI software with
unlimited programming possibilities.
The installation of the solution will create insecure folder, and this
could allow a malicious user to manipulate file content or change
legitimate files (e.g., VisiWin7.Server.Manager.exe which runs with
SYSTEM privileges) to compromise a system or to gain elevated

This is the list of insecure files and folders with their respective

C:\>icacls "C:\Program Files (x86)\INOSOFT GmbH"
C:\Program Files (x86)\INOSOFT GmbH BUILTIN\Administrators:(OI)(CI)(F)
                                     NT AUTHORITY\SYSTEM:(OI)(CI)(F)

Successfully processed 1 files; Failed processing 0 files



C:\>icacls "C:\Program Files (x86)\INOSOFT GmbH\VisiWin7\Runtime\VisiWin7.Server.Manager.exe"
C:\Program Files (x86)\INOSOFT GmbH\VisiWin 7\Runtime\VisiWin7.Server.Manager.exe BUILTIN\Administrators:(I)(F)



Successfully processed 1 files; Failed processing 0 files


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