What’s Vulnerable › Vulnerabilities

CVE-2023-38122: Inductive Automation Ignition OPC UA Quick Client Permissive Cross-domain Policy Remote Code Execution Vulnerability

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-942

Description

Inductive Automation Ignition OPC UA Quick Client Permissive Cross-domain Policy Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Inductive Automation Ignition. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the configuration of the web server. The issue results from the lack of appropriate Content Security Policy headers. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of SYSTEM. Was ZDI-CAN-20539.

Affected products

• Inductive Automation Ignition: before 8.1.26 — fixed in 8.1.26

How to fix

Upgrade to a fixed version: Inductive Automation Ignition 8.1.26. Check the vendor advisory for mitigations.

References

• https://inductiveautomation.com/blog/inductive-automation-participates-in-pwn2own-to-strengthen-ignition-security
• https://www.zerodayinitiative.com/advisories/ZDI-23-1013/
• https://inductiveautomation.com/blog/inductive-automation-participates-in-pwn2own-to-strengthen-ignition-security
• https://www.zerodayinitiative.com/advisories/ZDI-23-1013/

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