CVE-2022-29533 : Security Advisory and Response
Discover the details of CVE-2022-29533, an XSS vulnerability in MISP before 2.4.158 that could lead to unauthorized script execution. Learn how to mitigate the risks and secure your systems.
An issue was discovered in MISP before 2.4.158 that leads to XSS in app/Controller/OrganisationsController.php in a situation with a "weird single checkbox page." Learn more about CVE-2022-29533 and how to address it.
Understanding CVE-2022-20657
In this section, we will delve into the details of CVE-2022-29533 and its implications.
What is CVE-2022-29533?
The vulnerability in MISP before version 2.4.158 allows for XSS attacks in a specific scenario involving "weird single checkbox page." This can potentially lead to unauthorized access or data theft.
The Impact of CVE-2022-29533
The XSS vulnerability in MISP could result in malicious actors executing arbitrary scripts in the context of the user's browser. This could compromise sensitive information and user credentials.
Technical Details of CVE-2022-29533
Explore the technical aspects of CVE-2022-29533 to better understand the nature of the vulnerability.
Vulnerability Description
The issue stems from inadequate input sanitization in the OrganisationsController.php file of MISP. Attackers can exploit this weakness to inject and execute malicious scripts.
Affected Systems and Versions
All versions of MISP prior to 2.4.158 are susceptible to this XSS vulnerability. Organizations using these versions are at risk until they update to a secure release.
Exploitation Mechanism
By crafting specifically designed payloads, threat actors can manipulate the "weird single checkbox page" in MISP to inject and execute XSS payloads, thereby compromising user data.
Mitigation and Prevention
Discover the steps you can take to mitigate the risks posed by CVE-2022-29533 and prevent potential exploitation.
Immediate Steps to Take
Organizations should promptly update their MISP installations to version 2.4.158 or later to patch the XSS vulnerability and prevent unauthorized script execution.
Long-Term Security Practices
Incorporate secure coding practices and regular security audits to identify and address vulnerabilities in applications like MISP, reducing the risk of XSS attacks.
Patching and Updates
Stay informed about security updates for MISP and other relevant software. Timely patching and version upgrades are crucial in safeguarding systems against known vulnerabilities.