CVE-2023-25655 : What You Need to Know

This CVE record discusses a security vulnerability identified as CVE-2023-25655 in baserCMS, a Content Management system. The vulnerability allows for the unrestricted upload of any file on the baserCMS management system prior to version 4.7.5. The issue has been assigned a base severity score of 9.8, categorizing it as critical.

Understanding CVE-2023-25655

This section will provide an in-depth understanding of the CVE-2023-25655 vulnerability, its impacts, technical details, and mitigation strategies.

What is CVE-2023-25655?

CVE-2023-25655 is a vulnerability in baserCMS that enables the upload of any file without restrictions on the management system. This poses a significant risk as it allows malicious actors to upload files with dangerous content, potentially leading to unauthorized access or execution of malicious code.

The Impact of CVE-2023-25655

The impact of CVE-2023-25655 is severe, with a high base score of 9.8 indicating critical severity. The confidentiality, integrity, and availability of the system are all at risk due to the unrestricted upload capability, making it a serious threat to the security of baserCMS installations.

Technical Details of CVE-2023-25655

This section delves into the technical aspects of the CVE-2023-25655 vulnerability, including its description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in baserCMS allows for the uncontrolled upload of files with dangerous content, creating a risk of unauthorized access, data loss, or system compromise.

Affected Systems and Versions

The issue impacts baserCMS versions prior to 4.7.5, with version 4.7.5 containing the necessary patch to address the unrestricted file upload vulnerability.

Exploitation Mechanism

Exploiting CVE-2023-25655 involves uploading malicious files to the baserCMS management system, potentially leading to the execution of arbitrary code or unauthorized access to sensitive information.

Mitigation and Prevention

Mitigating the risks associated with CVE-2023-25655 requires immediate action to secure baserCMS installations and prevent unauthorized file uploads.

Immediate Steps to Take

Users are advised to update their baserCMS installations to version 4.7.5 or above to mitigate the vulnerability. Additionally, monitoring file uploads and restricting permissions can help prevent unauthorized access.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and educating users about safe file uploading can enhance the long-term security posture of baserCMS installations.

Patching and Updates

Staying vigilant for software updates, patches, and security advisories from baserCMS is crucial to address known vulnerabilities promptly and protect systems from potential exploits. Regularly updating baserCMS to the latest version is recommended to ensure robust security measures are in place.