CVE-2022-43693 : Security Advisory and Response
Learn about CVE-2022-43693 affecting Concrete CMS, enabling CSRF attacks due to missing "State" parameter in the external authentication service. Find mitigation steps and updates.
Concrete CMS is vulnerable to CSRF due to the lack of "State" parameter for external Concrete authentication service for users of Concrete who use the "out of the box" core OAuth.
Understanding CVE-2022-43693
This CVE involves a Cross-Site Request Forgery (CSRF) vulnerability in Concrete CMS due to an issue with the external Concrete authentication service.
What is CVE-2022-43693?
CVE-2022-43693 highlights a security flaw in Concrete CMS that could allow attackers to perform CSRF attacks on users who utilize the default core OAuth settings without the necessary "State" parameter.
The Impact of CVE-2022-43693
This vulnerability could be exploited by malicious actors to perform unauthorized actions on behalf of authenticated users, potentially leading to data breaches, account takeovers, or other security compromises.
Technical Details of CVE-2022-43693
Concrete CMS lacks the required "State" parameter for its external authentication service, making it susceptible to CSRF attacks.
Vulnerability Description
The absence of the "State" parameter can enable attackers to trick authenticated users into unknowingly executing malicious actions on the Concrete CMS platform.
Affected Systems and Versions
All versions of Concrete CMS are affected by this vulnerability.
Exploitation Mechanism
Attackers can exploit this CSRF vulnerability by crafting malicious requests and tricking authenticated users into executing them without their consent.
Mitigation and Prevention
It is crucial to take immediate steps to mitigate the risks associated with CVE-2022-43693.
Immediate Steps to Take
Users of Concrete CMS are advised to update to the latest versions that contain patches for this CSRF vulnerability.
Long-Term Security Practices
Implementing proper CSRF protections, such as utilizing anti-CSRF tokens, can help prevent similar attacks in the future.
Patching and Updates
Regularly check for security updates and patches released by Concrete CMS to address known vulnerabilities and enhance the platform's security.