The sun hadn’t yet risen over the quiet suburbs of Arlington, but inside the windowless "Silo"—the nicknames for the regional Security Operations Center—the glow of dual monitors was the only light.
A much older but conceptually similar issue was documented in 2016, affecting Apache CouchDB version 2.0.0. In this case, the CouchDB installer set weak file permissions on the nssm.exe binary, specifically granting the “Change” flag to Authenticated Users. Because the CouchDB service ran as , any standard user who replaced nssm.exe with a malicious binary could execute arbitrary code with the highest possible privileges as soon as the service was restarted.
To mitigate and prevent the NSSM-2.24 exploit, the following steps can be taken: nssm-2.24 exploit
nssm remove <servicename> confirm
By following these recommendations, users can help to protect their systems from the NSSM-2.24 exploit and other potential threats. The sun hadn’t yet risen over the quiet
They audited file permissions, ensuring only the SYSTEM and Administrators groups had write access to service binaries.
The NSSM development team has released the following patch notes for the vulnerability: Because the CouchDB service ran as , any
The nssm-2.24 exploit typically involves the following steps:
NSSM (Non-Sucking Service Manager) is a service manager for Windows that allows you to manage and monitor services on your system. It is designed to be a more reliable and feature-rich alternative to the built-in Windows Service Manager. NSSM-2.24 is a specific version of the NSSM software that was released in 2019.
To mitigate the NSSM-2.24 exploit, system administrators and users should: