in reply to what version of perl the server is running?

You should really have telnet access, but if you don't, it's not that hard to execute perl -v and pipe the output via a cgi script, like:
#!/usr/bin/perl -w print "Content-Type: text/plain\n\n"; print `perl -v`;

 
___crazyinsomniac_______________________________________
Disclaimer: Don't blame. It came from inside the void

perl -e "$q=$_;map({chr unpack qq;H*;,$_}split(q;;,q*H*));print;$q/$q;"