Inductive Automation Ignition getJavaExecutable Directory Traversal Remote Code Execution Vulnerability

The impact of CVE-2023-50233 is significant due to its RCE nature. An attacker who successfully exploits this vulnerability can gain complete control over the affected Ignition server. This could lead to data breaches, system compromise, and potential disruption of industrial control systems (ICS) or operational technology (OT) environments where Ignition is deployed. The requirement for user interaction does introduce a barrier, but social engineering tactics could be employed to trick users into connecting to a malicious server. The ability to execute arbitrary code allows for a wide range of malicious actions, including installing malware, stealing sensitive data, and modifying system configurations.

Organizations utilizing Inductive Automation Ignition for industrial control and SCADA applications are at risk. This includes critical infrastructure sectors such as manufacturing, energy, and utilities. Specifically, deployments with limited network segmentation or inadequate user awareness training are particularly vulnerable.

• linux / server: Monitor Ignition server logs for unusual connection attempts or errors related to file access. Use journalctl -u ignition to filter for relevant events.

journalctl -u ignition | grep -i "java executable"

• java: Examine Java process arguments for suspicious paths or command-line parameters. Use ps aux | grep ignition to list running processes and their arguments. • generic web: Monitor web server access logs for requests targeting the getJavaExecutable endpoint with unusual parameters. Use grep to search for suspicious patterns in the logs.

grep -i "java executable" /var/log/apache2/access.log

1. 2024-05-03Disclosure

   disclosure

1. Reserviert2023-12-05
2. Veröffentlicht2024-05-03
3. Geändert2024-08-02
4. EPSS aktualisiert2026-04-02

The primary mitigation for CVE-2023-50233 is to upgrade to a patched version of Inductive Automation Ignition. Refer to the vendor's advisory for the specific fixed version. If immediate patching is not possible, consider implementing network segmentation to limit the potential blast radius of a successful attack. Restrict access to the Ignition server to only authorized users and systems. Monitor network traffic for suspicious connections to external servers. While a WAF might not directly prevent this vulnerability, it can help detect and block malicious requests attempting to exploit it. After upgrade, confirm by verifying the Ignition version and reviewing system logs for any unusual activity.