### Key Information - **Date**: 2022-04-20 - **Affected Vendor**: - CIRCL – Computer Incident Response Center Luxembourg - **Affected Product**: - MISP – Open Source Threat Intelligence Platform & Open Standards For Threat Information Sharing - [https://www.misp-project.org/](https://www.misp-project.org/) - **Vulnerable Version**: - 2.4.157 - **Fixed Version**: - 2.4.158 - **Vulnerability Details**: - A previously discovered issue in version 2.4.158 was found. PHAR deserialization could allow authenticated users to execute code on the MISP operating system. - The vulnerability includes multiple PHAR deserialization instances that could be exploited in various locations. - The most dangerous instance was fixed in version 2.4.157. - **CVE**: - CVE-2022-29528 - **Acknowledgments**: - Dawid Czarnecki - Iannis Bernard from NATO Cyber Security Centre - **References**: - [https://github.com/MISP/MISP/compare/v2.4.157...v2.4.158](https://github.com/MISP/MISP/compare/v2.4.157...v2.4.158) - [https://github.com/MISP/MISP/commit/0108f1bde2117ac5c1e28d124128f6](https://github.com/MISP/MISP/commit/0108f1bde2117ac5c1e28d124128f6) - [https://www.misp-project.org/2022/04/20/MISP.2.4.158.released.html/](https://www.misp-project.org/2022/04/20/MISP.2.4.158.released.html/) - [https://nvd.nist.gov/vuln/detail/CVE-2022-29528](https://nvd.nist.gov/vuln/detail/CVE-2022-29528)