CVE-2020-3262

Cisco Wireless LAN Controller CAPWAP Denial of Service Vulnerability

State: Published
Severity: 8.6 High
Published: Apr 15, 2020
Updated: Nov 15, 2024
Reserved: Dec 12, 2019

Description

A vulnerability in the Control and Provisioning of Wireless Access Points (CAPWAP) protocol handler of Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient validation of CAPWAP packets. An attacker could exploit this vulnerability by sending a malformed CAPWAP packet to an affected device. A successful exploit could allow the attacker to cause the affected device to restart, resulting in a DoS condition.

Scores

CVSS	Score	Vector	Source
3.0	8.6 High	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H	cisco

Weaknesses

CWE-20

Affected Products

Product	Versions
Cisco Aironet Access Point SoftwareCisco	n/aAffected

References

20200415 Cisco Wireless LAN Controller CAPWAP Denial of Service Vulnerabilityvendor-advisory

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