Justice Guestbook 1.3 vulnerabilities

["euronymous" <just-a-user () yandex ru>]

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topic: Justice Guestbook 1.3 vulnerabilities 
product: Justice Guestbook 1.3
vendor: http://www.justice-media.de
risk: high
date: 03/29/2k3
discovered by: euronymous /F0KP 
advisory urls: http://f0kp.iplus.ru/bz/017.en.txt
               http://f0kp.iplus.ru/bz/017.ru.txt 
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description
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1) script injection

jgb.php3 script doesnt check the variables $name
$homepage, $aim, $yim, $location and $comment. 
so, u can insert there any evil html, javascript 
code in these fields.

http://hostname/jgb_eng_php3/jgb.php3


2) path disclosure

if u call the cfooter.php3 script, that u get an 
error message, that contains full system path of 
guestbook:

http://hostname/jgb_eng_php3/cfooter.php3 

=================================================================
Fatal error: Call to undefined function: getsets() in 
/homepages/12/d13457710/htdocs/underground/guestbook/cfooter.php3 
on line 31
=================================================================


shouts: R00tC0de, DWC, DHG, HUNGOSH, security.nnov.ru,
all russian security guyz!! to kate especially )) 
f*ck_off: slavomira and other dirty ppl in *.kz $#%&^!

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im not a lame,
not yet a hacker
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