What is the severity of cisco-sa-ios-xe-l2tp-dos-eB5tuFmV?

The severity of cisco-sa-ios-xe-l2tp-dos-eB5tuFmV is classified as high due to the potential for remote denial of service attacks.

How do I fix cisco-sa-ios-xe-l2tp-dos-eB5tuFmV?

To fix cisco-sa-ios-xe-l2tp-dos-eB5tuFmV, you need to apply the recommended security patches or updates provided by Cisco for affected IOS XE versions.

What systems are affected by cisco-sa-ios-xe-l2tp-dos-eB5tuFmV?

Cisco IOS XE Software systems that utilize the Layer 2 Tunneling Protocol (L2TP) feature are affected by cisco-sa-ios-xe-l2tp-dos-eB5tuFmV.

What type of attack can cisco-sa-ios-xe-l2tp-dos-eB5tuFmV facilitate?

cisco-sa-ios-xe-l2tp-dos-eB5tuFmV can facilitate a denial of service (DoS) attack allowing an unauthenticated remote attacker to disrupt device functionality.

Is authentication required to exploit cisco-sa-ios-xe-l2tp-dos-eB5tuFmV?

No, authentication is not required to exploit cisco-sa-ios-xe-l2tp-dos-eB5tuFmV, making it particularly concerning for network security.

Vulnerability/
cisco-sa-ios-xe-l2tp-dos-eB5tuFmV

high

CWE

388

27/9/2023

cisco-sa-ios-xe-l2tp-dos-eB5tuFmV: Cisco IOS XE Software Layer 2 Tunneling Protocol Denial of Service Vulnerability

First published: Wed Sep 27 2023(Updated: )

A vulnerability in the Layer 2 Tunneling Protocol (L2TP) feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.This vulnerability is due to improper handling of certain L2TP packets. An

Affected Software	Affected Version	How to fix
Cisco IOS XE

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Reference Links

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-l2tp-dos-eB5tuFmV

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2023-20227

Frequently Asked Questions

What is the severity of cisco-sa-ios-xe-l2tp-dos-eB5tuFmV?
The severity of cisco-sa-ios-xe-l2tp-dos-eB5tuFmV is classified as high due to the potential for remote denial of service attacks.
How do I fix cisco-sa-ios-xe-l2tp-dos-eB5tuFmV?
To fix cisco-sa-ios-xe-l2tp-dos-eB5tuFmV, you need to apply the recommended security patches or updates provided by Cisco for affected IOS XE versions.
What systems are affected by cisco-sa-ios-xe-l2tp-dos-eB5tuFmV?
Cisco IOS XE Software systems that utilize the Layer 2 Tunneling Protocol (L2TP) feature are affected by cisco-sa-ios-xe-l2tp-dos-eB5tuFmV.
What type of attack can cisco-sa-ios-xe-l2tp-dos-eB5tuFmV facilitate?
cisco-sa-ios-xe-l2tp-dos-eB5tuFmV can facilitate a denial of service (DoS) attack allowing an unauthenticated remote attacker to disrupt device functionality.
Is authentication required to exploit cisco-sa-ios-xe-l2tp-dos-eB5tuFmV?
No, authentication is not required to exploit cisco-sa-ios-xe-l2tp-dos-eB5tuFmV, making it particularly concerning for network security.

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