CVE-2020-3428

MEDIUM

Cisco IOS XE Wireless Controller Software - DoS

Title source: llm
STIX 2.1

Description

A vulnerability in the WLAN Local Profiling feature of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to incorrect parsing of HTTP packets while performing HTTP-based endpoint device classifications. An attacker could exploit this vulnerability by sending a crafted HTTP packet to an affected device. A successful exploit could cause an affected device to reboot, resulting in a DoS condition.

References (1)

Core 1
Core References

Scores

CVSS v3 6.5
EPSS 0.0008
EPSS Percentile 24.3%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-400 CWE-20
Status published
Products (1)
cisco/ios_xe
Published Sep 24, 2020
Tracked Since Feb 18, 2026