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Category:   Device (Router/Bridge/Hub)  >   Cisco Wireless LAN Controller Vendors:   Cisco
Cisco Wireless LAN Controller CAPWAP Discovery Request Processing Lets Remote Users Cause the Target Service to Disconnect and Reconnect
SecurityTracker Alert ID:  1041922
SecurityTracker URL:  https://securitytracker.com/id/1041922
CVE Reference:   CVE-2018-0443   (Links to External Site)
Date:  Oct 19 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Cisco Wireless LAN Controller. A remote user can cause the target service to disconnect and reconnect.

A remote user can send specially crafted Control and Provisioning of Wireless Access Points (CAPWAP) discovery request packets to cause the target service to disconnect and reconnect.

The vendor has assigned bug ID CSCvf66696 to this vulnerability.

Impact:   A remote user can cause the target service to disconnect and reconnect.
Solution:   The vendor has issued a fix.

The vendor advisory is available at:

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlc-capwap-dos

Vendor URL:  tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181017-wlc-capwap-dos (Links to External Site)
Cause:   State error

Message History:   None.


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