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CVE-2023-20268

MEDIUM CVSS: 4.7 Published: 2023-09-27 Modified: 2026-06-17

Description

A vulnerability in the packet processing functionality of Cisco access point (AP) software could allow an unauthenticated, adjacent attacker to exhaust resources on an affected device.  This vulnerability is due to insufficient management of resources when handling certain types of traffic. An attacker could exploit this vulnerability by sending a series of specific wireless packets to an affected device. A successful exploit could allow the attacker to consume resources on an affected device. A sustained attack could lead to the disruption of the Control and Provisioning of Wireless Access Points (CAPWAP) tunnel and intermittent loss of wireless client traffic.

Affected Platforms

Cisco Business 151AxmCisco Catalyst 9800 Embedded Wireless Controller FirmwareCisco Business 150AxCisco Business 151Axm FirmwareCisco Business 150Ax FirmwareCisco Wireless Lan Controller SoftwareCisco Catalyst 9800 Embedded Wireless Controller

Weakness Type

CWE-400, CWE-400

References