On January 14, 2020, Microsoft released software fixes to address 49 vulnerabilities as part of their monthly Patch Tuesday announcement. Among the vulnerabilities patched were critical weaknesses in Windows CryptoAPI, Windows Remote Desktop Gateway (RD Gateway), and Windows Remote Desktop Client. An attacker could remotely exploit these vulnerabilities to
Microsoft has released a security advisory to address a critical vulnerability in Internet Explorer. A remote attacker could exploit this vulnerability to take control of an affected system. According to the advisory, "Microsoft is aware of limited targeted attacks."