CVE-2019-11464 : Exploit Details and Defense Strategies

This CVE involves the absence of certain security-related headers in Couchbase Server versions 5.5.0 and 5.1.2, which have been addressed in version 6.0.2.

Understanding CVE-2019-11464

This CVE highlights the importance of including specific security headers in REST API responses.

What is CVE-2019-11464?

Certain security headers like X-Frame-Options and X-Content-Type-Options were missing in earlier Couchbase Server versions but have been added in version 6.0.2 for responses from the Couchbase Server Views REST API.

The Impact of CVE-2019-11464

The absence of these security headers could expose systems to potential security vulnerabilities and attacks.

Technical Details of CVE-2019-11464

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability involves the lack of crucial security headers in specific Couchbase Server versions.

Affected Systems and Versions

Couchbase Server versions 5.5.0 and 5.1.2
Version 6.0.2 (for responses from the Couchbase Server Views REST API)

Exploitation Mechanism

Attackers could potentially exploit the absence of these security headers to launch various attacks on the system.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Upgrade to Couchbase Server version 6.0.2 or later to ensure the inclusion of necessary security headers.
Regularly monitor and update security configurations.

Long-Term Security Practices

Implement a robust security policy that includes the use of essential security headers.
Conduct regular security audits and assessments to identify and address vulnerabilities.

Patching and Updates

Stay informed about security updates and patches released by Couchbase.