7.4
CWE
400 20
Advisory Published
Updated

CVE-2020-3428: Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family WLAN Local Profiling Denial of Service Vulnerability

First published: Thu Sep 24 2020(Updated: )

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.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco IOS XE
Cisco 1100 Integrated Services Router
Cisco 1101 Integrated Services Router
Cisco 1109 Integrated Services Router
Cisco 1111x Integrated Services Router
Cisco 111x Integrated Services Router
Cisco 1120 Integrated Services Router
Cisco 1160 Integrated Services Router
Cisco 4221 Integrated Services Router
Cisco 4321 Integrated Services Router
Cisco 4331 Integrated Services Router
Cisco 4351 Integrated Services Router
Cisco 4431 Integrated Services Router
Cisco 4451-x Integrated Services Router
Cisco 4461 Integrated Services Router
Cisco Asr 1001-hx
Cisco Asr 1001-x
Cisco Asr 1002-hx
Cisco Asr 1002-x
Cisco Asr 1004
Cisco Asr 1006
Cisco Asr 1006-x
Cisco Asr 1009-x
Cisco Asr 1013
Cisco Catalyst 9800-40
Cisco Catalyst 9800-80
Cisco Catalyst 9800-cl
Cisco Catalyst 9800-l
Cisco Catalyst 9800-l-c
Cisco Catalyst 9800-l-f
Cisco Catalyst C9200-24p
Cisco Catalyst C9200-24t
Cisco Catalyst C9200-48p
Cisco Catalyst C9200-48t
Cisco Catalyst C9200l-24p-4g
Cisco Catalyst C9200l-24p-4x
Cisco Catalyst C9200l-24pxg-2y
Cisco Catalyst C9200l-24pxg-4x
Cisco Catalyst C9200l-24t-4g
Cisco Catalyst C9200l-24t-4x
Cisco Catalyst C9200l-48p-4g
Cisco Catalyst C9300-24p
Cisco Catalyst C9300-24s
Cisco Catalyst C9300-24t
Cisco Catalyst C9300-24u
Cisco Catalyst C9300-24ux
Cisco Catalyst C9300-48p
Cisco Catalyst C9300-48s
Cisco Catalyst C9300-48t
Cisco Catalyst C9300-48u
Cisco Catalyst C9300-48un
Cisco Catalyst C9300-48uxm
Cisco Catalyst C9300l-24p-4g
Cisco Catalyst C9300l-24p-4x
Cisco Catalyst C9300l-24t-4g
Cisco Catalyst C9300l-24t-4x
Cisco Catalyst C9300l-48p-4g
Cisco Catalyst C9300l-48p-4x
Cisco Catalyst C9300l-48t-4g
Cisco Catalyst C9300l-48t-4x
Cisco Catalyst C9404r
Cisco Catalyst C9407r
Cisco Catalyst C9410r
Cisco Catalyst C9500-12q
Cisco Catalyst C9500-16x
Cisco Catalyst C9500-24q
Cisco Catalyst C9500-24y4c
Cisco Catalyst C9500-32c
Cisco Catalyst C9500-32qc
Cisco Catalyst C9500-40x
Cisco Catalyst C9500-48y4c
Cisco Catalyst C9600 Switch
Cisco Cloud Services Router 1000v
Cisco Integrated Services Virtual Router

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Frequently Asked Questions

  • What is CVE-2020-3428 vulnerability about?

    The 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.

  • How severe is CVE-2020-3428 vulnerability?

    The severity of CVE-2020-3428 vulnerability is rated as high with a CVSS score of 6.5.

  • Which software is affected by CVE-2020-3428 vulnerability?

    Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family is affected by CVE-2020-3428 vulnerability.

  • Is the Cisco 1100 Integrated Services Router vulnerable to CVE-2020-3428?

    No, the Cisco 1100 Integrated Services Router is not vulnerable to CVE-2020-3428.

  • Where can I find more information about CVE-2020-3428 vulnerability?

    You can find more information about CVE-2020-3428 vulnerability on the Cisco Security Advisory page.

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