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>> Cisco Airespace Wireless LAN Controllers Unencrypted Network Access

Title : Cisco Airespace Wireless LAN Controllers Unencrypted Network Access
VUPEN ID : VUPEN/ADV-2005-2278
CVE ID : CVE-2005-3482
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2005-11-02


Technical Description    Receive VUPEN Security alerts in a Text format  Receive VUPEN Security alerts in a PDF format  Receive VUPEN Security alerts in an XML format  Receive VUPEN Security notifications by SMS 

A vulnerability has been identified in Cisco Airespace Wireless LAN (WLAN) Controllers, which may be exploited by attackers to bypass security policies. This flaw is due to an error in the Lightweight Access Point Protocol (LWAPP) mode that accepts unencrypted traffic from end hosts even when configured to encrypt traffic, which could be exploited by attackers to send malicious traffic into a secure network.

Note : Only the access points that are running in LWAPP mode are affected by this vulnerability. Access points that are running in autonomous mode are not affected.

Affected Products

Cisco 1200, 1131, and 1240 series access points controlled by Cisco 2000 and 4400 series Airespace Wireless LAN (WLAN) Controllers running software version 3.1.59.24.

Solution

Upgrade to WLAN controller software version 3.1.105.0 :
http://www.cisco.com/pcgi-bin/tablebuild.pl/2000_series_Wireless_LAN_controller
http://www.cisco.com/pcgi-bin/tablebuild.pl/4400_series_Wireless_LAN_controller

References

http://www.vupen.com/english/advisories/2005/2278
http://www.cisco.com/warp/public/707/cisco-sa-20051102-lwapp.shtml

Credits

Vulnerability reported by the vendor

ChangeLog

2005-11-02 : Initial release

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