CVE-2022-43686 Explained : Impact and Mitigation

A denial of service vulnerability has been identified in Concrete CMS, potentially affecting versions below 8.5.10 and between 9.0.0 and 9.1.2.

Understanding CVE-2022-43686

This section provides insights into the nature and impact of the CVE-2022-43686 vulnerability.

What is CVE-2022-43686?

The authTypeConcreteCookieMap table in Concrete CMS can be filled up, leading to a denial of service due to high load.

The Impact of CVE-2022-43686

The vulnerability can result in a denial of service, impacting the availability and performance of the affected systems.

Technical Details of CVE-2022-43686

Explore the specifics of the CVE-2022-43686 vulnerability and its implications.

Vulnerability Description

The issue lies in the ability to overload the authTypeConcreteCookieMap table, triggering a denial of service condition.

Affected Systems and Versions

Versions below 8.5.10 and between 9.0.0 and 9.1.2 of Concrete CMS are susceptible to this denial of service vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by excessively filling the authTypeConcreteCookieMap table, causing high loads and disrupting services.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks posed by CVE-2022-43686 and prevent future occurrences.

Immediate Steps to Take

It is crucial to update Concrete CMS to versions that address this vulnerability promptly. Monitor system performance for any signs of a denial of service attack.

Long-Term Security Practices

Implementing robust security measures, educating users on best practices, and regularly updating systems can enhance overall security resilience.

Patching and Updates

Refer to the provided links for Concrete CMS updates that address CVE-2022-43686 and ensure timely patching to eliminate the vulnerability.