cisco-sa-vlan-dos-27Pur5RT: Cisco Catalyst 9000 Series Switches Denial of Service Vulnerability

Published Sep 25, 2024
·
Updated

A vulnerability in Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on the control plane of an affected device.This vulnerability is due to improper handling of frames with VLAN tag information. An attacker could

Affected Software

2 affected components
Cisco IOS XE Software
Cisco Catalyst 9000 Series Switches

Event History

Sep 25, 2024
Advisory Published
via Cisco·04:00 PM
Data Sourced
via Cisco·04:00 PM
DescriptionSeverityWeakness

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of cisco-sa-vlan-dos-27Pur5RT?

The severity of cisco-sa-vlan-dos-27Pur5RT is classified as high due to its potential to cause a denial of service.

2

How do I fix cisco-sa-vlan-dos-27Pur5RT?

To fix cisco-sa-vlan-dos-27Pur5RT, upgrade your affected Cisco IOS XE Software or Catalyst 9000 Series Switches to the latest patched version.

3

What does cisco-sa-vlan-dos-27Pur5RT target?

cisco-sa-vlan-dos-27Pur5RT specifically targets Cisco IOS XE Software and Catalyst 9000 Series Switches.

4

Who can exploit cisco-sa-vlan-dos-27Pur5RT?

An unauthenticated, adjacent attacker can exploit cisco-sa-vlan-dos-27Pur5RT to trigger a denial of service.

5

What causes the cisco-sa-vlan-dos-27Pur5RT vulnerability?

The cisco-sa-vlan-dos-27Pur5RT vulnerability is caused by improper handling of frames with VLAN tag information.

Contact

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