While it has to be more permissive than 755, I stand corrected. 
$ cp /bin/ls /tmp/ikegami/
$ chmod 777 /tmp/ikegami/
$ chmod 700 /tmp/ikegami/ls
$ perl -T -e'%ENV=(PATH=>"/tmp/ikegami/"); system("ls") and die("error
+: $?");'
Insecure directory in $ENV{PATH} while running with -T switch at -e li
+ne 1.

[download]

(I used /tmp since I don't have root access.)

In reply to Re^8: Doubt in perl taint by ikegami
in thread Doubt in perl taint by lakshmananindia

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