cisco-sa-ikev1-NO2ccFWz: Cisco IOS and IOS XE Software Internet Key Exchange Version 1 Fragmentation Denial of Service Vulnerabilities

Published Mar 27, 2024
·
Updated

Multiple vulnerabilities in the Internet Key Exchange version 1 (IKEv1) fragmentation feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a heap overflow or corruption on an affected system.For more information about these

Affected Software

2 affected components
Cisco IOS software
Cisco IOS XE Software

Event History

Mar 27, 2024
Advisory Published
via Cisco·04:00 PM
Data Sourced
via Cisco·04:00 PM
DescriptionSeverityWeakness

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of cisco-sa-ikev1-NO2ccFWz?

The severity of cisco-sa-ikev1-NO2ccFWz is critical due to the potential for unauthenticated remote attackers to exploit it.

2

How do I fix cisco-sa-ikev1-NO2ccFWz?

To fix cisco-sa-ikev1-NO2ccFWz, you should update your Cisco IOS Software or Cisco IOS XE Software to the latest patched versions.

3

What systems are affected by cisco-sa-ikev1-NO2ccFWz?

cisco-sa-ikev1-NO2ccFWz affects both Cisco IOS Software and Cisco IOS XE Software implementations.

4

What kind of attack can be executed using cisco-sa-ikev1-NO2ccFWz?

An attacker can execute a heap overflow or corruption attack using cisco-sa-ikev1-NO2ccFWz.

5

Is authentication required to exploit cisco-sa-ikev1-NO2ccFWz?

No, exploitation of cisco-sa-ikev1-NO2ccFWz does not require authentication.

Contact

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