Cisco Wireless LAN Controller contains a vulnerability that could allow an unauthenticated, remote attacker to cause a denial of service condition. Updates are not available.
To exploit this vulnerability, the attacker may need access to trusted, internal networks in which the targeted device may reside to send crafted CAPWAP packets to the device. This access requirement may reduce the likelihood of a successful exploit.
Cisco has released a security notice at the following link: CVE-2013-6699
Customers are advised to consult Cisco bug ID CSCuh81880 for a complete list of affected product versions.
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Cisco Multivendor Vulnerability Alerts respond to vulnerabilities identified in third-party vendors' products. These alerts contain information compiled from diverse sources and provide comprehensive technical descriptions, objective analytical assessments, workarounds and practical safeguards, and links to vendor advisories and patches.