If you’re administrating Windows Server, make sure it’s up to date with all recent patches issued by Microsoft, especially the one that fixes a recently patched critical vulnerability that could allow unauthenticated attackers to compromise the domain controller. Dubbed ‘Zerologon’ (CVE-2020-1472) and discovered by Tom Tervoort of Secura, the privilege escalation vulnerability exists due to the insecure usage of AES-CFB8 encryption for Netlogon sessions, allowing remote attackers to establish a connection to the targeted domain controller over Netlogon Remote Protocol (MS-NRPC).

Read full article on The Hacker News