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How does Perl CGI code make it possible to "shell out" to the OS? I'm sure it can do so if the application isn't coded carefully, but how difficult is it to avo
by _kst_ 12y ago
How does Perl CGI code make it possible to "shell out" to the OS? I'm sure it can do so if the application isn't coded carefully, but how difficult is it to avoid doing the equivalent of passing user input to eval()?
- area51org 12y agoIt's not hard to avoid that, but in the nascent days of the web, few people were thinking that way. We were naive in our code. Sloppy, quickly written Perl was the norm.