This indicates an attack attempt against a denial-of-service (DoS) vulnerability in
Microsoft Windows Active Directory.
The vulnerability is caused by an error when the vulnerable program handles
an LDAP request that includes malicious operands. It allows a remote attacker to crash the vulnerable program.
Microsoft Windows 2000 Server SP4
Microsoft Windows 2000 Server SP3
Microsoft Windows 2000 Server SP2
Microsoft Windows 2000 Server SP1
Denial of Service: Remote attackers can crash vulnerable systems.
Apply patch, available from the website: