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Last updated: 5/28/2015 10:10:10 AM
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Directory traversal vulnerability in users/login.php in Gnew 2013.1 and earlier allows remote attackers to read arbitrary files via a .. (dot dot) in the gnew_language cookie.
CVE-2013-5639 CVSS assessment per LFI:
"1) PHP File Inclusion in Gnew: CVE-2013-5639
Vulnerability exists due to insufficient validation of user-supplied input passed via the "gnew_language" cookie to "/users/login.php" script before using it in "include()" function. A remote attacker can include and execute arbitrary local files on a vulnerable system via directory traversal sequence and URL-encoded NULL byte.
The following exploitation example below displays content of the "/etc/passwd" file:
GET /users/login.php HTTP/1.1
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