CVE-2023-37912 : Vulnerability Insights and Analysis

A critical vulnerability has been discovered in XWiki Rendering's footnote macro that could lead to privilege escalation. Here's what you need to know about CVE-2023-37912.

Understanding CVE-2023-37912

XWiki Rendering's footnote macro vulnerability allows for privilege escalation via the footnote macro, posing a significant security risk to affected systems.

What is CVE-2023-37912?

XWiki Rendering is a generic rendering system converting textual input into another syntax. Versions before 14.10.6 and 15.1-rc-1 of the footnote macro allowed privilege escalation, impacting confidentiality, integrity, and availability.

The Impact of CVE-2023-37912

The vulnerability enables escalation from a basic user account to programming rights, potentially leading to remote code execution. It affects the overall security of XWiki installations.

Technical Details of CVE-2023-37912

Learn more about the specific details of CVE-2023-37912.

Vulnerability Description

The footnote macro operates in a context different from its definition, creating a loophole for privilege escalation, especially when combined with the include macro.

Affected Systems and Versions

XWiki versions prior to 14.10.6 and 15.1-rc-1 are vulnerable to this exploit, impacting installations using

org.xwiki.platform:xwiki-core-rendering-macro-footnotes

and

org.xwiki.platform:xwiki-rendering-macro-footnotes

.

Exploitation Mechanism

The vulnerability allows attackers to elevate their privileges through the footnote macro, granting unauthorized access and potentially enabling remote code execution.

Mitigation and Prevention

Discover the steps to mitigate the risks posed by CVE-2023-37912.

Immediate Steps to Take

Users are strongly advised to upgrade to XWiki versions 14.10.6 or 15.1-rc-1 to eliminate the vulnerability and prevent potential exploitation.

Long-Term Security Practices

Regularly update XWiki installations and monitor security advisories to stay informed about vulnerabilities and patches.

Patching and Updates

Apply patches provided by XWiki to ensure that systems are protected against known vulnerabilities.