CVE-2022-24109 : Exploit Details and Defense Strategies

An issue was discovered in ONOS 2.5.1 where a remote attacker can manipulate intent installation, leading to the removal of flow rules.

Understanding CVE-2022-24109

This article discusses the impact, technical details, and mitigation strategies for CVE-2022-24109.

What is CVE-2022-24109?

CVE-2022-24109 is a vulnerability in ONOS 2.5.1 that allows a remote attacker to uninstall intent flow rules by manipulating intent installation.

The Impact of CVE-2022-24109

The vulnerability enables a remote attacker to disrupt network flow rules by installing and removing duplicate intents with different keys.

Technical Details of CVE-2022-24109

The technical details include a description of the vulnerability, affected systems, and the exploitation mechanism.

Vulnerability Description

The issue in ONOS 2.5.1 allows attackers to interfere with intent flow rules through the installation of duplicate intents.

Affected Systems and Versions

ONOS version 2.5.1 is specifically affected by this vulnerability, impacting the integrity of intent flow rules.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by installing and removing duplicate intents, causing disruption to intent flow rules.

Mitigation and Prevention

This section covers immediate steps and long-term practices to enhance security and the importance of regular patching.

Immediate Steps to Take

Organizations should monitor intent installations for anomalies and deploy network monitoring tools to detect unauthorized flow rule alterations.

Long-Term Security Practices

Implementing network segmentation, access controls, and regular security audits can help prevent unauthorized intent manipulation.

Patching and Updates

Users are advised to apply patches provided by ONOS to address the vulnerability and ensure the secure operation of intent flow rules.