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To improve our services to our customers, we have made a number of
additions to the Secunia Advisories and have started translating the
advisories to German.

The improvements will help our customers to get a better
understanding of how we reached our conclusions, how it was rated,
our thoughts on exploitation, attack vectors, and scenarios.

This includes:
* Reason for rating
* Extended description
* Extended solution
* Exploit code or links to exploit code
* Deep links

Read the full description:
http://corporate.secunia.com/products/48/?r=l

Contact Secunia Sales for more information:
http://corporate.secunia.com/how_to_buy/15/?r=l

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TITLE:
Broadcom Wireless Driver Probe Response SSID Buffer Overflow

SECUNIA ADVISORY ID:
SA22831

VERIFY ADVISORY:
http://secunia.com/advisories/22831/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Broadcom NIDS 5.0 Wireless Driver 3.x
http://secunia.com/product/12559/

DESCRIPTION:
Johnny Cache has reported a vulnerability in Broadcom Wireless
driver, which potentially can be exploited by malicious people to
compromise a vulnerable system.

The vulnerability is caused due to a boundary error in the BCMWL5.SYS
device driver when handling probe response requests with a long SSID.
This can be exploited to cause a stack-based buffer overflow via a
specially crafted packet.

The vulnerability is reported in version 3.50.21.10. Other versions
may also be affected.

SOLUTION:
Update to the latest version.

Linksys:
http://www.linksys.com/servlet/Satellite?c=L_Download_C2&childpagename=US%2FLayout&cid=1115417109934&packedargs=sku%3D1144763513196&pagename=Linksys%2FCommon%2FVisitorWrapper

Turn off the wireless card when not in use.

PROVIDED AND/OR DISCOVERED BY:
Johnny Cache

ORIGINAL ADVISORY:
http://projects.info-pull.com/mokb/MOKB-11-11-2006.html

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About:
This Advisory was delivered by Secunia as a free service to help
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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
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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