Description
An issue was discovered in Inosoft VisiWin 7 through 2022-2.1 (Runtime RT7.3 RC3 20221209.5). The "%PROGRAMFILES(X86)%\INOSOFT GmbH" folder has weak permissions for Everyone, allowing an attacker to insert a Trojan horse file that runs as SYSTEM. 2024-1 is a fixed version.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Inosoft VisiWin 7 2022-2.1 - Insecure Folders Permissions EDB-51682 · local · Aug 21, 2023
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- VDE-2024-053 Lenze: Install Directory with insufficient permissions CERT@VDE · Mar 13, 2025
- ICSA-24-151-03 Inosoft VisiWin CISA ICS & IT advisories · May 30, 2024
References
- http://packetstormsecurity.com/files/174268/Inosoft-VisiWin-7-2022-2.1-Insecure-Permissions-Privilege-Escalation.html
- https://www.exploit-db.com/exploits/51682
- https://www.cisa.gov/news-events/ics-advisories/icsa-24-151-03
- https://www.inosoft.com/en/news-details/news/neue-visiwin-version-2024-1
- https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- https://cwe.mitre.org/data/definitions/276.html