PoC exploit – Windows PrintNightmare bug

Unfortunately, researchers have discovered a new vulnerability in Windows operating system. The proof-of-concept Windows Print Spooler Remote Code Execution Vulnerability (CVE-2021-1675) has been published online by mistake. Microsoft classified this vulnerability as remote code execution, hackers might be able to take full control of unpatched computers. This vulnerability affects both personal computers and cloud servers.

Cirrus hosting is in the process of applying patches. We strongly advise our dedicated server, VM and VPS clients who are using Windows Operating System to apply the necessary patches to harden their server. There is NO action required by our website hosting clients.

For more information about the Microsoft security updates please visit the official Microsoft vulnerability page here.