CVE-2022-24898 : Security Advisory and Response

A detailed overview of CVE-2022-24898 highlighting the vulnerability in org.xwiki.commons:xwiki-commons-xml due to arbitrary file access through XML parsing.

Understanding CVE-2022-24898

This section delves into the impact and technical details of the CVE-2022-24898 vulnerability.

What is CVE-2022-24898?

CVE-2022-24898 pertains to org.xwiki.commons:xwiki-commons-xml, where a script can access any file on the user's XWiki application server using XML External Entity Injection.

The Impact of CVE-2022-24898

The vulnerability allows unauthorized access to sensitive files, posing a high confidentiality risk to users.

Technical Details of CVE-2022-24898

Explore the specific technical aspects of the CVE-2022-24898 vulnerability.

Vulnerability Description

The flaw enables malicious scripts to access files on the server through XML External Entity Injection.

Affected Systems and Versions

Versions >= 2.7, < 12.10.10, >= 13.0, < 13.4.4, and >= 13.5-rc-1, <= 13.7 of xwiki-commons are affected.

Exploitation Mechanism

An attacker can exploit this vulnerability by utilizing the XML script service to access unauthorized files.

Mitigation and Prevention

Discover steps to mitigate and prevent exploitation of CVE-2022-24898.

Immediate Steps to Take

Update to patched versions 12.10.10, 13.4.4, or 13.8-rc-1 to eliminate the vulnerability.

Long-Term Security Practices

Regularly review and restrict script rights to prevent unauthorized file access.

Patching and Updates

Ensure timely installation of patches and updates to safeguard against potential vulnerabilities.