yum search perl-CPAN 
yum install perl-CPAN perl-CPANPLUS perl-CPANPLUS-Shell-Default-Plugins-Changes perl-CPANPLUS-Shell-Default-Plugins-Diff perl-CPANPLUS-Shell-Default-Plugins-RT perl-CPAN-DistnameInfo 
yum search YAML
yum install perl-YAML perl-Test-YAML-Meta perl-Test-YAML-Valid
cpan
#соглашаюсь
#выполняю:
cpan[1]> o conf init urllist
#Выбираю - mirror
cpan[2]> o conf commit
commit: wrote '/usr/lib/perl5/5.10.0/CPAN/Config.pm'
cpan[3]> install File::Tee

Bareword found where operator expected at xss.pl line 1, near "/usr/bin"
(Missing operator before bin?)
syntax error at xss.pl line 1, near "/usr/bin"
"use" not allowed in expression at xss.pl line 3, at end of line
Execution of xss.pl aborted due to compilation errors.