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Secunia Security Advisory 31298

Secunia Security Advisory 31298
Posted Aug 1, 2008
Authored by Secunia | Site secunia.com

Secunia Security Advisory - NoGe has discovered a vulnerability in LetterIt, which can be exploited by malicious people to disclose sensitive information.

tags | advisory
SHA-256 | f00ef5288cf0dcb2760c3f2015039d679cb563622e4992ef3386c0dc792a127a

Secunia Security Advisory 31298

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TITLE:
LetterIt "language" Local File Inclusion Vulnerability

SECUNIA ADVISORY ID:
SA31298

VERIFY ADVISORY:
http://secunia.com/advisories/31298/

CRITICAL:
Moderately critical

IMPACT:
Exposure of system information, Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
LetterIt 2.x
http://secunia.com/product/12553/

DESCRIPTION:
NoGe has discovered a vulnerability in LetterIt, which can be
exploited by malicious people to disclose sensitive information.

Input passed to the "language" parameter in inc/wysiwyg.php is not
properly verified before being used to include files. This can be
exploited to include arbitrary files from local resources via
directory traversal attacks and URL-encoded NULL bytes.

Successful exploitation requires that "magic_quotes_gpc" is
disabled.

The vulnerability is confirmed in version "V2 070726". Other versions
may also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
NoGe

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/6179

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

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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