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Medium · 6.1 CVE-2023-20202 EUVD-2023-24381GHSA-9m3w-2ggj-2vqw

A vulnerability in the Wireless Network Control daemon (wncd) of Cisco IOS XE Software for Wireless LAN Controllers could allow an unauthen…

Published Sep 27, 2023 · Updated Nov 21, 2024 · Assigned by cisco

Description

A vulnerability in the Wireless Network Control daemon (wncd) of Cisco IOS XE Software for Wireless LAN Controllers could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition.

This vulnerability is due to improper memory management. An attacker could exploit this vulnerability by sending a series of network requests to an affected device. A successful exploit could allow the attacker to cause the wncd process to consume available memory and eventually cause the device to reload, resulting in a DoS condition.

Affected products

VendorProductAffectedFixed
Cisco Cisco IOS XE Software 17.10.1, 17.10.1a, 17.10.1b, 17.9.1, 17.9.1w, 17.9.2, 17.9.1a, 17.9.1x, 17.9.1y, 17.9.2a, 17.9.1x1 —

Advisories 1

References