Advanced Guestbook contains a flaw that allows a remote attacker to view arbitrary files on the system outside of the web path. The issue is due to the 'index.php' not properly sanitizing user input, specifically directory traversal style attacks (../../) supplied via the 'lang' cookie parameter.
Classification
Location:
Remote / Network Access
Attack Type:
Information Disclosure
Impact:
Loss of Confidentiality
Exploit:
Exploit Public
OSVDB:
Web Related
Solution
Currently, there are no known upgrades, patches, or workarounds available to correct this issue.
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This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.