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Last updated: 5/25/2016 4:19:19 AM

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Vulnerability Summary for CVE-2013-5639

Original release date: 03/11/2014
Last revised: 03/12/2014


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.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.5 HIGH
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service


CVE-2013-5639 CVSS assessment per LFI: https://www.htbridge.com/advisory/HTB23171 "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 Cookie: gnew_language=../../../etc/passwd%00;"

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External Source: MISC
Name: https://www.htbridge.com/advisory/HTB23171
External Source: EXPLOIT-DB
Name: 28684
External Source: MISC
Name: http://packetstormsecurity.com/files/123482

Vulnerable software and versions

+ Configuration 1
+ OR
cpe:/a:raoul_proenca:gnew:2013.1 and previous versions

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

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