#VU26974 Input validation error in Cisco Wireless LAN Controller - CVE-2020-3262

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Main Vulnerability Database Vulnerabilities #VU26974

#VU26974 Input validation error in Cisco Wireless LAN Controller - CVE-2020-3262

Published: April 16, 2020


Vulnerability identifier: #VU26974
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-3262
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Cisco Wireless LAN Controller
Software vendor:
Cisco Systems, Inc

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol handler. A remote attacker can send a malformed CAPWAP packet to the application and perform a denial of service (DoS) attack.


Remediation

Install updates from vendor's website.

External links