CVE-2023-31223 : Security Advisory and Response
Learn about CVE-2023-31223, a high-severity vulnerability in Dradis before 4.8.0 allowing persistent XSS by authenticated author users. Take immediate steps to upgrade and prevent exploitation.
A detailed overview of the Dradis vulnerability allowing persistent XSS by authenticated author users.
Understanding CVE-2023-31223
What is CVE-2023-31223?
The vulnerability in Dradis before version 4.8.0 permits persistent cross-site scripting (XSS) attacks specifically by authenticated author users, particularly related to avatars.
The Impact of CVE-2023-31223
This vulnerability poses a significant threat with a CVSS base severity rating of 8.7 marked as HIGH. It can result in unauthorized access, data manipulation, and compromise of confidentiality and integrity.
Technical Details of CVE-2023-31223
Vulnerability Description
Dradis before version 4.8.0 is susceptible to persistent XSS due to improper input validation of user-generated content, allowing attackers to inject malicious scripts that can be executed in users' browsers.
Affected Systems and Versions
All versions of Dradis before 4.8.0 are impacted by this vulnerability, making it crucial for users to update to the latest fixed version 4.8.0 to mitigate the risk.
Exploitation Mechanism
The vulnerability can be exploited by authenticated author users who are able to upload or modify avatars, using this capability to insert malicious scripts that could be executed by other users.
Mitigation and Prevention
Immediate Steps to Take
Users are advised to upgrade their Dradis installations to version 4.8.0 or newer as soon as possible to patch the vulnerability and prevent exploitation. Additionally, users should review access controls to restrict avatar upload privileges.
Long-Term Security Practices
Employing secure coding practices, input validation mechanisms, and regular security audits can help prevent similar XSS vulnerabilities in the future. Furthermore, educating users about the risks associated with manipulating profile content is crucial.
Patching and Updates
Regularly monitor security advisories from Dradis and apply patches promptly. Stay informed about the latest security best practices to enhance the overall security posture of your systems.