Security researcher released technical details and a PoC code for a high-severity vulnerability in Microsoft Exchange Server reported by the NSA. The vulnerability could be exploited by remote attackers to execute arbitrary code on vulnerable systems. Microsoft urges its customers to install the latest updates for the latest security updates. The NSA confirmed that the critical vulnerabilities in the Microsoft Exchange server were recent discovered by its experts that immediately reported them to Microsoft. The vulnerabilities are remote code execution that could allow attacks to compromise vulnerable installs, for this reason.”]
Source: https://securityaffairs.co/wordpress/117493/hacking/microsoft-exchange.html