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TITLE:
Najdi.si Toolbar Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA31671

VERIFY ADVISORY:
http://secunia.com/advisories/31671/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Najdi.si Toolbar 2.x
http://secunia.com/product/19732/

DESCRIPTION:
shinnai has discovered a vulnerability in Najdi.si Toolbar, which can
be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error within the
Najdi.si Toolbar when processing overly long strings assigned to e.g.
"document.location". This can be exploited to cause a stack-based
buffer overflow by tricking a user into visiting a malicious
website.

The vulnerability is confirmed in version 2.0.4.1. Other versions may
also be affected.

SOLUTION:
Disable the toolbar.

PROVIDED AND/OR DISCOVERED BY:
shinnai

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/6327

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

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


Please Note:
Secunia recommends that you verify all advisories you receive by
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Secunia NEVER sends attached files with advisories.
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