CVE-2019-16298 : Security Advisory and Response

A problem was identified in version 1.14 of Open Network Operating System (ONOS) where the host event listener fails to handle certain types of events, potentially leading to code execution failure when used with other applications.

Understanding CVE-2019-16298

This CVE involves a vulnerability in the virtual broadband network gateway application of ONOS.

What is CVE-2019-16298?

An issue in ONOS 1.14 where the host event listener fails to handle specific event types, which could result in code execution failure when combined with other applications.

The Impact of CVE-2019-16298

The vulnerability could lead to the failure of executing the intended code when certain events are not handled properly by the host event listener.

Technical Details of CVE-2019-16298

This section provides more technical insights into the CVE.

Vulnerability Description

The host event listener in ONOS 1.14 does not handle HOST_MOVED, HOST_REMOVED, and HOST_UPDATED events correctly, potentially causing code execution failures.

Affected Systems and Versions

Product: Open Network Operating System (ONOS)
Version: 1.14

Exploitation Mechanism

The vulnerability can be exploited when the affected events are triggered in the virtual broadband network gateway application alongside other applications.

Mitigation and Prevention

Protect your systems from CVE-2019-16298 with the following steps:

Immediate Steps to Take

Update ONOS to a patched version that addresses the event handling issue.
Monitor network activity for any signs of exploitation.

Long-Term Security Practices

Regularly update and patch all software components to prevent vulnerabilities.
Implement network segmentation to limit the impact of potential breaches.

Patching and Updates

Stay informed about security updates for ONOS and apply patches promptly to mitigate risks.