Change the PCRE in clansphere_traversal

[jinq102030]

Tell us what this change does. If you're fixing a bug, please mention the github issue number.

Verification

List the steps needed to make sure this thing works

• Start msfconsole
• use auxiliary/scanner/http/clansphere_traversal
• set RHOSTS 127.0.0.1
• run

msf auxiliary(clansphere_traversal) > run
[*] Reloading module...

[*] Reading '/etc/passwd'
[+] /etc/passwd stored as '/home/jqian/.msf4/loot/20161216154000_default_127.0.0.1_clansphere.cms_465169.bin'
[*] Scanned 1 of 1 hosts (100% complete)
[*] Auxiliary module execution completed

msf auxiliary(clansphere_traversal) > cat /home/jqian/.msf4/loot/20161216154000_default_127.0.0.1_clansphere.cms_465169.bin
[*] exec: cat /home/jqian/.msf4/loot/20161216154000_default_127.0.0.1_clansphere.cms_465169.bin

all my secret1 here

Note that the loot doesn't have any HTML tag in it.

Fixed issue #7719

[wvu]

Release Notes

This fix resolves a bug in auxiliary/scanner/http/clansphere_traversal where the module would loot the <div> tag along with the actual file data.