CVE-2018-1000614 : Exploit Details and Defense Strategies

The ONOS Controller version 1.13.1 and earlier have a vulnerability known as XML External Entity (XXE) in the file NetconfAlarmTranslator.java, allowing attackers to launch advanced XXE attacks without authentication.

Understanding CVE-2018-1000614

This CVE involves a critical vulnerability in the ONOS Controller version 1.13.1 and earlier, potentially enabling unauthorized access and attacks.

What is CVE-2018-1000614?

The vulnerability in the ONOS Controller version 1.13.1 and earlier, specifically in the file NetconfAlarmTranslator.java, permits attackers to execute advanced XXE attacks without requiring authentication. These attacks can be initiated through a specially crafted protocol message.

The Impact of CVE-2018-1000614

The vulnerability poses a severe risk as it allows attackers to exploit the ONOS Controller without authentication, potentially leading to unauthorized access, data theft, and system compromise.

Technical Details of CVE-2018-1000614

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in the ONOS Controller version 1.13.1 and earlier resides in the file NetconfAlarmTranslator.java, enabling remote attackers to launch advanced XXE attacks without authentication.

Affected Systems and Versions

Affected System: ONOS Controller version 1.13.1 and earlier
Affected File: NetconfAlarmTranslator.java
Versions: All versions prior to 1.13.1

Exploitation Mechanism

The vulnerability can be exploited by sending a specially crafted protocol message to the ONOS Controller, triggering the XXE attack without the need for authentication.

Mitigation and Prevention

Protecting systems from CVE-2018-1000614 requires immediate action and long-term security measures.

Immediate Steps to Take

Update to a patched version of the ONOS Controller that addresses the XXE vulnerability.
Monitor network traffic for any suspicious activity that could indicate an ongoing attack.

Long-Term Security Practices

Implement strict input validation to prevent malicious inputs that could trigger XXE attacks.
Conduct regular security audits and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Regularly check for security updates and patches released by ONOS to address known vulnerabilities like CVE-2018-1000614.