CVE-2019-16299 : Exploit Details and Defense Strategies
Discover the impact of CVE-2019-16299 found in Open Network Operating System (ONOS) 1.14. Learn about the flaw in the host event listener and how to mitigate this vulnerability.
A vulnerability was found in Open Network Operating System (ONOS) version 1.14 that affects the mobility application (org.onosproject.mobility) due to a flaw in its host event listener.
Understanding CVE-2019-16299
This CVE identifies a vulnerability in ONOS version 1.14 related to the handling of specific event types within the mobility application.
What is CVE-2019-16299?
The vulnerability in ONOS version 1.14's mobility application allows the host event listener to mishandle certain event types, potentially leading to the failure of intended code execution when other applications are concurrently running.
The Impact of CVE-2019-16299
This vulnerability could result in the disruption of expected code execution, impacting the overall functionality and security of the ONOS system.
Technical Details of CVE-2019-16299
This section delves into the technical aspects of the CVE.
Vulnerability Description
The flaw in the host event listener of ONOS version 1.14's mobility application fails to properly manage HOST_ADDED, HOST_REMOVED, and HOST_UPDATED event types, creating a risk of code execution failure.
Affected Systems and Versions
- Affected Systems: Open Network Operating System (ONOS) version 1.14
- Affected Versions: Not applicable
Exploitation Mechanism
The vulnerability arises when the host event listener in the mobility application encounters HOST_ADDED, HOST_REMOVED, or HOST_UPDATED events concurrently with other applications, potentially causing code execution failures.
Mitigation and Prevention
Protecting systems from CVE-2019-16299 involves taking immediate and long-term security measures.
Immediate Steps to Take
- Disable or restrict access to the affected mobility application in ONOS version 1.14.
- Monitor network traffic for any suspicious activity that may indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update ONOS to the latest version to patch known vulnerabilities.
- Implement network segmentation to limit the impact of potential security breaches.
Patching and Updates
Ensure timely installation of patches and updates provided by ONOS to address the vulnerability and enhance system security.