# CVE-2023-50220: Inductive Automation Ignition Base64Element Deserialization of Untrusted Data Remote Code Execution Vulnerability

- Exploited (CISA KEV): no
- Published: 2024-05-03
- CVSS: 7.2 HIGH (v3.0)
- EPSS: 1.8% (79th percentile)
- CWE: CWE-502

Inductive Automation Ignition Base64Element Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Inductive Automation Ignition. Authentication is required to exploit this vulnerability.

The specific flaw exists within the Base64Element class. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-21801.

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Before feed history | — | — |
| AWS | No public claim | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | Before feed history | — | — |
| Fastly | Before feed history | — | — |
| F5 | Rule published | 2024-05-21 | 18 |
| Akamai | No public source | — | — |
| OWASP CRS | No public claim | — | — |

### F5

- 2024-05-21 · new · rule 200104961
  > Added: signature 200104961 "Inductive Automation Ignition Remote Code Execution" (Server Side Code Injection, risk High), systems: Java Servlets/JSP. References: CVE-2023-50220.
  Source: https://docs.cloud.f5.com/docs-v2/platform/changelogs/security-details-changelog

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2023-50220 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2023-50220