This indicates a vulnerability in Netcat 1.1 for Windows NT. The vulnerability is caused by a stack overflow when handling a client request. It allows remote attackers to execute arbitrary code by sending a long string when NetCat is running with the -e option.
Netcat 1.1 for NT.
System compromise, remote code execution.
Upgrade to the latest version, available from the Web site.
NetCat NetCat 1.11