Microsoft releases update to fix pre-auth RCE Windows 10 vulnerability found in Microsoft Server Message Block 3.1.1 (SMBv3) Microsoft has not observed an attack exploiting the flaw. The vulnerability, dubbed SMBGhost or EternalDarkness, only impacts devices running Windows 10, version 1903 and 1909. Security vendors part of the Microsoft Active Protections Program who got early access to the flaw’s details released information during the March 2020 Patch Tuesday. Researchers discovered 48,000 Windows 10 hosts vulnerable to attacks targeting the vulnerability.
Source: https://www.bleepingcomputer.com/news/security/microsoft-releases-kb4551762-security-update-for-smbv3-vulnerability/