A security feature bypass vulnerability in Windows NT LAN Manager could allow a bad actor to achieve remote code execution via an NTLM relay. The flaw, tracked as CVE-2021-1678 (CVSS score 4.3), was described as a “remotely exploitable” bug found in a vulnerable component bound to the network stack. Microsoft has urged organizations to turn on Enforcement mode on the print server, which it says will be enabled on all Windows devices by default starting June 8, 2021.
Source: https://thehackernews.com/2021/01/experts-detail-recent-remotely.html