Improper input validation in Cisco Wireless LAN Controller - CVE-2017-12280

 

Improper input validation in Cisco Wireless LAN Controller - CVE-2017-12280

Published: November 2, 2017


Vulnerability identifier: #VU9089
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-12280
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Wireless LAN Controller

Detailed vulnerability description

The vulnerability allows an remote attacker to cause DoS condition on the target system.

The weakness exists in the Control and Provisioning of Wireless Access Points (CAPWAP) Discovery Request parsing functionality of Cisco Wireless LAN Controllers due to incomplete input validation of fields in CAPWAP Discovery Request packets. An remote attacker can send a specially crafted CAPWAP Discovery Request packets and cause the device to reload.

Successful exploitation of the vulnerability results in denial of service.

How to mitigate CVE-2017-12280

Cubersecurity Help is currently unaware of any solutions addressing the vulnerability.

Sources