Vulnerability Note VU#524332

Intel Centrino wireless drivers fail to properly process malformed frames

Original Release date: 05 Apr 2007 | Last revised: 09 Apr 2007

Overview

Microsoft Windows drivers for Intel Centrino wireless adapters fail to properly handle malformed frames. This vulnerability may allow an attacker to execute arbitrary code.

Description

The Microsoft Windows drivers for Intel Centrino 2200BG and 2915ABG PRO wireless adapters fail to properly handle malformed frames. If an attacker within 802.11 radio range of an affected wireless adapter sends a specially crafted frame to that adapter, they may be able to trigger this vulnerability.

Affected drivers include w22n50.sys, w22n51.sys, w29n50.sys, and w29n51.sys. For more information refer to Intel Security Advisory INTEL-SA-00001.

Impact

An unauthenticated, remote attacker may be able to execute arbitrary code with kernel-level privileges.

Solution

Upgrade Intel drivers
Intel has released updates to address this issue. The Intel support site also provides a tool to assist users in determining the model and version of the wireless adapter they are using.


Disable the affected wireless adapter

Until updates can be applied, turning off the affected wireless adapter may mitigate this vulnerability.

Systems Affected (Learn More)

VendorStatusDate NotifiedDate Updated
Intel CorporationAffected22 Jan 200705 Apr 2007
If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A N/A

References

Credit

This issue was made public by Giuseppe Gottardi.

This document was written by Ryan Giobbi.

Other Information

  • CVE IDs: Unknown
  • Date Public: 22 Jan 2007
  • Date First Published: 05 Apr 2007
  • Date Last Updated: 09 Apr 2007
  • Severity Metric: 4.45
  • Document Revision: 10

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