The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows remote attackers to execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0144, CVE-2017-0145, CVE-2017-0146, and CVE-2017-0148.
https://www.tenable.com/cyber-exposure/2021-threat-landscape-retrospective
https://www.cisa.gov/news-events/cybersecurity-advisories/aa20-133a
https://www.exploit-db.com/exploits/43970/
https://www.exploit-db.com/exploits/41987/
https://www.exploit-db.com/exploits/41891/
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0143
https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
https://cert-portal.siemens.com/productcert/pdf/ssa-966341.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-701903.pdf
http://www.securitytracker.com/id/1037991
http://www.securityfocus.com/bid/96703
http://packetstormsecurity.com/files/156196/SMB-DOUBLEPULSAR-Remote-Code-Execution.html
http://packetstormsecurity.com/files/154690/DOUBLEPULSAR-Payload-Execution-Neutralization.html