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Secunia Security Advisory 29592

Secunia Security Advisory 29592
Posted Apr 2, 2008
Authored by Secunia | Site secunia.com

Secunia Security Advisory - Dr. Crash has discovered a vulnerability in Sava's GuestBook, which can be exploited by malicious people to disclose sensitive information.

tags | advisory
SHA-256 | e2fc8ff155a2feec659a3b846abeda04963639735bde88a51482cc73dbf31ddc

Secunia Security Advisory 29592

Change Mirror Download
----------------------------------------------------------------------

A new version (0.9.0.0 - Release Candidate 1) of the free Secunia PSI
has been released. The new version includes many new and advanced
features, which makes it even easier to stay patched.

Download and test it today:
https://psi.secunia.com/

Read more about this new version:
https://psi.secunia.com/?page=changelog

----------------------------------------------------------------------

TITLE:
Sava's GuestBook "action" Local File Inclusion

SECUNIA ADVISORY ID:
SA29592

VERIFY ADVISORY:
http://secunia.com/advisories/29592/

CRITICAL:
Moderately critical

IMPACT:
Exposure of system information, Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
Sava's Guestbook 2.x
http://secunia.com/product/18129/

DESCRIPTION:
Dr. Crash has discovered a vulnerability in Sava's GuestBook, which
can be exploited by malicious people to disclose sensitive
information.

Input passed to the "action" parameter in index.php is not properly
verified before being used to include files. This can be exploited to
include arbitrary files from local resources.

Successful exploitation requires that "magic_quotes_gpc" is
disabled.

The vulnerability is confirmed in version 2.0. Other versions may
also be affected.

SOLUTION:
Edit the source code to ensure that input is properly verified.

PROVIDED AND/OR DISCOVERED BY:
Dr. Crash, IRCRASH

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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