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Vulnerability Alert

Cisco Aironoet Access Point Denial of Service Vulnerability

 
Threat Type:CWE-119: Buffer Errors
IntelliShield ID:28436
Version:1
First Published:2013 March 01 17:44 GMT
Last Published:2013 March 01 17:44 GMT
Port: Not available
CVE:CVE-2012-6026
Urgency:Unlikely Use
Credibility:Confirmed
Severity:Mild Damage
CVSS Base:6.1 CVSS Calculator
CVSS Version 2.0
CVSS Temporal:5.0
 
Version Summary:Cisco Aironoet Access Point contains a vulnerability that could allow an unauthenticated, adjacent attacker to cause a denial of service condition. Updates are available.
 
 
Description
Cisco Aironoet Access Point contains a vulnerability that could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition.

A vulnerability in the HTTP Profiler of Cisco Access Points could allow an unauthenticated, adjacent attacker to trigger a reload of the affected device.

The vulnerability is due to incorrect buffer handling. An exploit could cause the Access Point to crash, resulting in a denial of service.

Cisco has confirmed the vulnerability and software updates are available.
 
Warning Indicators
At the time this alert was first published, Cisco Aironoet Access Point versions 15.2 and prior were vulnerable. Later versions of Cisco Aironoet Access Point may also be affected.
 
IntelliShield Analysis
A successful exploit could allow an attacker to cause a targeted device to crash, temporarily preventing authorized users from accessing network resources served by the targeted device.

Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.

Customers are advised to review the bug report in the vendor announcements section for a current list of affected versions.
 
Vendor Announcements
Cisco has released a security notice for bug ID CSCuc62460 at the following link: CVE-2012-6026
 
Impact
An unauthenticated, adjacent attacker could exploit this vulnerability to cause the Access Point to crash, resulting in a DoS condition.
 
Technical Information
The vulnerability is due to incorrect buffer handling by the HTTP Profiler component of the affected software.

An unauthenticated, adjacent attacker could exploit this vulnerability by sending crafted HTTP requests to the targeted system. Successful exploitation could trigger a reload of the affected device, resulting in a DoS condition.
 
Safeguards
Administrators are advised to apply the appropriate updates.

Administrators may consider using IP-based access control lists (ACLs) to allow only trusted systems to access the affected systems.

Administrators are advised to monitor affected systems.
 
Patches/Software
Cisco customers with active contracts should contact their Cisco support team for assistance in upgrading to a software version that includes fixes for this vulnerability. Cisco customers without contracts may contact the Cisco Technical Assistance Center at 1-800-553-2447 or 1-408-526-7209 or via e-mail at tac@cisco.com for assistance.
 
Alert History
 
Initial Release


Product Sets
 
The security vulnerability applies to the following combinations of products.

Primary Products:
CiscoCisco Aironet Access Point Software 7.3 Base | 7.4 Base | 12.4 Base | 15.2 Base

Associated Products:
N/A




Alerts and bulletins on the Cisco Security Intelligence Operations Portal are highlighted by analysts in the Cisco Threat Operations Center and represent a subset of the comprehensive content that is available through Cisco Security IntelliShield Alert Manager Service. This customizable threat and vulnerability alert service provides security staff with access to timely, accurate, and credible information about threats and vulnerabilities that may affect their environment.


LEGAL DISCLAIMER
The urgency and severity ratings of this alert are not tailored to individual users; users may value alerts differently based upon their network configurations and circumstances. THE ALERT, AND INFORMATION CONTAINED THEREIN, ARE PROVIDED ON AN "AS IS" BASIS AND DO NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE ALERT, AND INFORMATION CONTAINED THEREIN, OR MATERIALS LINKED FROM THE ALERT, IS AT YOUR OWN RISK. INFORMATION IN THIS ALERT AND ANY RELATED COMMUNICATIONS IS BASED ON OUR KNOWLEDGE AT THE TIME OF PUBLICATION AND IS SUBJECT TO CHANGE WITHOUT NOTICE. CISCO RESERVES THE RIGHT TO CHANGE OR UPDATE ALERTS AT ANY TIME.
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