CVE-2023-29207 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2023-29207, which involves an improper neutralization of script-related HTML tags (XSS) in the LiveTable Macro.

Understanding CVE-2023-29207

This CVE pertains to a vulnerability in XWiki Commons related to the LiveTable Macro that allowed the insertion of raw HTML code, including JavaScript, due to improper sanitization of column names.

What is CVE-2023-29207?

XWiki Commons, common technical libraries for XWiki projects, had a vulnerability in the LiveTable Macro that allowed the insertion of JavaScript code, enabling various malicious actions without requiring script rights, potentially leading to privilege escalation and remote code execution.

The Impact of CVE-2023-29207

The vulnerability could be exploited by users to execute arbitrary actions, such as modifying or deleting content, information disclosure, and remote code execution, posing a significant risk to the security and integrity of the XWiki platform.

Technical Details of CVE-2023-29207

The vulnerability was identified in XWiki Commons due to improper sanitization of column names in the LiveTable Macro, allowing the injection of malicious JavaScript code.

Vulnerability Description

The flaw in the LiveTable Macro enabled users to insert raw HTML code, including JavaScript, leading to potential security risks and exploitation.

Affected Systems and Versions

XWiki platform versions from >=1.9-milestone-2 to <13.10.10, >=14.0-rc-1 to <14.4.6, and >=14.5 to <14.9 were affected by this vulnerability.

Exploitation Mechanism

The vulnerability could be exploited by inserting malicious code through the Documents Macro syntax, allowing users to perform unauthorized actions in the wiki environment.

Mitigation and Prevention

To address CVE-2023-29207 and prevent exploitation, immediate steps such as applying patches and implementing security best practices are essential.

Immediate Steps to Take

Users are advised to update XWiki to the patched versions 14.9, 14.4.6, or 13.10.10 to mitigate the vulnerability and enhance platform security.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and monitoring for suspicious activities can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly updating XWiki to the latest versions, applying security patches promptly, and staying informed about security advisories are crucial for maintaining a secure environment.