CVE-2022-47928 : Security Advisory and Response
Learn about CVE-2022-47928 affecting MISP, allowing attackers to execute XSS attacks via template file uploads. Follow mitigation steps to secure your system.
This article provides an overview of CVE-2022-47928, detailing the vulnerability, impact, technical details, and mitigation strategies.
Understanding CVE-2022-47928
In MISP before version 2.4.167, a Cross-Site Scripting (XSS) vulnerability exists in the template file uploads in app/View/Templates/upload_file.ctp.
What is CVE-2022-47928?
CVE-2022-47928 is a vulnerability found in MISP that allows attackers to execute malicious scripts in the context of a user's session.
The Impact of CVE-2022-47928
The XSS vulnerability can be exploited by attackers to steal sensitive information, manipulate content, and perform unauthorized actions on behalf of users.
Technical Details of CVE-2022-47928
The following technical details outline the vulnerability, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability allows attackers to inject and execute malicious scripts through the template file uploads in MISP.
Affected Systems and Versions
All versions of MISP before 2.4.167 are affected by CVE-2022-47928.
Exploitation Mechanism
Attackers can exploit this vulnerability by uploading a malicious template file containing the XSS payload.
Mitigation and Prevention
Understanding the steps to mitigate and prevent the exploitation of CVE-2022-47928 is crucial for maintaining security.
Immediate Steps to Take
Users are advised to update MISP to version 2.4.167 or later to patch the vulnerability and prevent XSS attacks.
Long-Term Security Practices
Implementing secure coding practices, input validation mechanisms, and regular security audits can help prevent XSS vulnerabilities.
Patching and Updates
Regularly apply security patches and updates provided by the MISP project to ensure the latest security fixes are in place.