Nssm224 Privilege — Escalation Updated

The most critical defense is ensuring that only administrators have write access to directories where service binaries and configurations are stored. Low-privileged accounts should only have Read & Execute permissions.

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Alternatively, you can manually inspect common deployment paths like C:\Program Files\ , C:\nssm\ , or custom application directories. Step 2: Checking for Weak Registry Permissions

CVE-2024-20656 - Local Privilege Escalation in the ... - MDSec nssm224 privilege escalation updated

As of 2022, updated exploitation techniques have been developed, which involve:

The NSSM224 privilege escalation vulnerability has significant implications for organizations that use NSSM224. If exploited, the vulnerability can lead to:

Understanding the Updated NSSM Privilege Escalation Landscape The most critical defense is ensuring that only

Review permissions on the service registry entries. Low-privileged accounts should only have read permissions ( KEY_READ ) to the service keys under HKLM\SYSTEM\CurrentControlSet\Services\ . 3. Quote All Service Paths

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Version of NSSM is the last stable release before the fix was introduced in the 2.25 pre‑release builds. Despite its age, NSSM 2.24 remains embedded in thousands of software installers, internal corporate scripts, and third‑party products — making the vulnerability particularly widespread. If exploited, the vulnerability can lead to: Understanding

Updated for 2025 – because legacy vulnerabilities never truly expire.

: When the system reboots or the service restarts, the Windows Service Control Manager executes the malicious file with Administrator privileges. 2. Unquoted Service Paths