CVE-2023-36470 : What You Need to Know

A code injection vulnerability has been identified in the icon themes of XWiki Platform, potentially leading to remote code execution. Learn more about the impact, technical details, and mitigation steps for CVE-2023-36470.

Understanding CVE-2023-36470

XWiki Platform, a versatile wiki platform, is affected by a critical code injection vulnerability that allows attackers to execute malicious code by manipulating icon themes.

What is CVE-2023-36470?

XWiki Platform's vulnerability enables threat actors to inject XWiki syntax and Velocity code into documents that have programming rights. This issue poses a severe security risk by compromising the integrity, confidentiality, and availability of the XWiki instance.

The Impact of CVE-2023-36470

The vulnerability affects XWiki Platform versions equal to or greater than 6.2-milestone-1 and less than 14.10.6. Successful exploitation can result in unauthorized remote code execution, requiring immediate attention to prevent security breaches.

Technical Details of CVE-2023-36470

The code injection vulnerability in XWiki Platform allows attackers to insert malicious code into icon themes, exploiting various attack vectors to execute remote commands.

Vulnerability Description

By manipulating icon sets in documents, attackers can insert XWiki syntax and Velocity code, leveraging programming rights to achieve remote code execution.

Affected Systems and Versions

XWiki Platform versions ranging from >= 6.2-milestone-1 to < 14.10.6 are vulnerable to code injection attacks through icon themes, impacting the security of the entire XWiki instance.

Exploitation Mechanism

Attackers can exploit this vulnerability by embedding Velocity code or XWiki syntax in icon sets, triggering the execution of malicious scripts with programming rights, leading to severe security implications.

Mitigation and Prevention

To safeguard systems against CVE-2023-36470, immediate action is required to patch and secure XWiki Platform installations, along with adopting long-term security practices.

Immediate Steps to Take

Upgrade XWiki Platform to the patched versions, such as 14.10.6 and 15.1, which address the code injection vulnerability by implementing script rights requirements for icon themes and introducing safe methods for displaying icons.

Long-Term Security Practices

Implement security best practices, such as regular software updates, code reviews, and monitoring for unauthorized code injections, to enhance the overall security posture of XWiki Platform deployments.

Patching and Updates

Users are strongly advised to apply the latest patches provided by XWiki to mitigate the risk of code injection vulnerabilities. It is crucial to stay informed about security updates and prioritize the protection of XWiki environments.