CVE-2023-45144 : Exploit Details and Defense Strategies

This CVE-2023-45144 article provides detailed information about a vulnerability that allows remote code execution through an unescaped URL parameter in the OAuth Identity XWiki App.

Understanding CVE-2023-45144

This section will cover what CVE-2023-45144 is, its impact, technical details, and mitigation strategies.

What is CVE-2023-45144?

The CVE-2023-45144 vulnerability resides in the XWiki Identity OAuth App, allowing attackers to execute remote code by exploiting a vulnerability in the login screen.

The Impact of CVE-2023-45144

The impact of this vulnerability is critical as it enables attackers to execute code on the XWiki installation, compromising confidentiality, integrity, and availability.

Technical Details of CVE-2023-45144

This section will delve into the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in the com.xwiki.identity-oauth:identity-oauth-ui package allows for XSS and XWiki syntax injection, leading to remote code execution using the groovy macro.

Affected Systems and Versions

The XWiki Identity OAuth versions between 1.0 and 1.6 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the identityOAuth parameters sent in the GET request during OAuth logins.

Mitigation and Prevention

This section will provide steps to mitigate the CVE-2023-45144 vulnerability.

Immediate Steps to Take

Users are strongly advised to upgrade to Identity OAuth version 1.6 or above to patch the vulnerability.

Long-Term Security Practices

Ensuring regular updates and monitoring security advisories for the XWiki Identity OAuth App can help prevent such vulnerabilities in the future.

Patching and Updates

Regularly applying patches and updates provided by the XWiki Identity OAuth vendor is crucial to maintaining a secure environment.