Windows Server 2003 and XP SP2, with Windows Firewall turned off, allows remote attackers to cause a denial of service (CPU consumption) via a TCP packet with the SYN flag set and the same destination and source address and port, aka a reoccurrence of the "Land" vulnerability (CVE-1999-0016).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.808
EPSS Ranking 99.1%