Tags • Vulnerabilities
Recent reporting on Apache NiFi vulnerability CVE-2023-34468 has highlighted significant concerns related to potential remote code execution. Although upgrading to the latest version of Apache NiFi remains the recommended solution, a closer evaluation of the vulnerability shows important details glossed over in published analysis. Exploiting H2 database connection strings requires both authentication and sufficient authorization, the importance of which is missing from recent reporting.
Apache NiFi 1.16.1 resolved XML external entity vulnerabilities in multiple components, described in CVE-2022-29265. Reviewing current and previous XML vulnerabilities enables an accurate characterization of the impact on particular deployments. A summary of the resolution provides useful details for any project that performs XML processing.