Nssm-2.24 — Privilege Escalation

user wants a long article about "nssm-2.24 privilege escalation". I need to gather comprehensive information about this specific vulnerability. I'll search for technical details, CVEs, exploit code, and discussions. search results show several CVEs and related vulnerabilities. I should open the relevant ones to gather details. user's question has high authority requirements, I should prioritize using information from CVE records and official sources. I have gathered information on CVE-2025-41686, CVE-2016-20033, CVE-2024-51448, and an unquoted service path issue. I should also search for more detailed technical analyses, exploit proofs of concept, and vendor advisories. have gathered sufficient information on CVE-2025-41686, related vulnerabilities (CVE-2016-20033, CVE-2024-51448), and the unquoted service path issue. I also have details on the exploitation vector, affected products, and mitigation strategies. I will now structure the article. NSSM-2.24 Privilege Escalation: A Deep Dive into Windows Service Manager Vulnerabilities

An attacker generally follows these steps to exploit a misconfigured NSSM instance: nssm-2.24 privilege escalation

When the service restarts (either via a system reboot or manual trigger), the malicious binary runs with SYSTEM privileges. The "AppDirectory" and Registry Weakness user wants a long article about "nssm-2

If the BINARY_PATH_NAME points to an NSSM executable (e.g., C:\nssm-2.24\win32\nssm.exe ), the service is a candidate. search results show several CVEs and related vulnerabilities

If using an older, pre-release, or 2.24-based binary, download the latest version from the official NSSM website. Later versions have improved handling of service configurations. 3. File Permissions

Or simpler: try to change the binary path.

While NSSM 2.24 is not vulnerable to the classic unquoted service path in its own code, it creates services that are. If an administrator uses NSSM to install a service with a path like C:\Program Files\MyApp\app.exe , and C:\Program Files\MyApp is writable by a non-admin user, an attacker can replace app.exe with a malicious binary.