CVE-2022-41931 Explained : Impact and Mitigation

This article provides detailed information about CVE-2022-41931, an 'Improper Neutralization of Directives in Dynamically Evaluated Code' vulnerability found in xwiki-platform-icon-ui.

Understanding CVE-2022-41931

This section delves into the specifics of the CVE-2022-41931 vulnerability in xwiki-platform-icon-ui.

What is CVE-2022-41931?

xwiki-platform-icon-ui is susceptible to 'Improper Neutralization of Directives in Dynamically Evaluated Code' (Eval Injection) vulnerability. Users with view rights on accessible documents can execute arbitrary code due to improper macro parameter neutralization.

The Impact of CVE-2022-41931

The vulnerability allows attackers to execute Groovy, Python, or Velocity code in XWiki. It has been addressed in XWiki versions 13.10.7, 14.5, and 14.4.2. Users are recommended to patch their systems to prevent exploitation.

Technical Details of CVE-2022-41931

This section outlines the technical specifics of CVE-2022-41931 affecting xwiki-platform-icon-ui.

Vulnerability Description

The vulnerability arises from improper neutralization of macro parameters in the icon picker macro, enabling remote code execution.

Affected Systems and Versions

xwiki-platform versions between >= 6.4-milestone-2 and < 13.10.7, as well as >= 14.0.0 and < 14.4.2, are impacted by CVE-2022-41931.

Exploitation Mechanism

Attackers with view rights on accessible documents can exploit this vulnerability to execute arbitrary code in XWiki.

Mitigation and Prevention

This section focuses on the steps to mitigate and prevent the exploitation of CVE-2022-41931 in xwiki-platform-icon-ui.

Immediate Steps to Take

Users are advised to apply the available patch in XWiki versions 13.10.7, 14.5, and 14.4.2. Alternatively, manual application of the patch is possible by editing

IconThemesCode.IconPickerMacro

.

Long-Term Security Practices

Incorporating regular security updates and practicing secure coding standards can help prevent similar vulnerabilities in xwiki-platform-icon-ui.

Patching and Updates

Regularly updating to the latest secure versions of XWiki will ensure protection against known vulnerabilities and exploits.