How severe is CVE-2020-12004?

CVE-2020-12004 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-12004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-12004?

CVE-2020-12004 affects Inductiveautomation Ignition Gateway. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-12004?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-12004 published?

CVE-2020-12004 was published on 2020-06-09 and last updated on 2026-06-17.

CVE-2020-12004

CVE-2020-12004 is a high-severity vulnerability in Inductiveautomation Ignition Gateway with a CVSS 3.x base score of 7.5. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-306.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 14% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-306
Affected product: Inductiveautomation Ignition Gateway
Published: 2020-06-09
Last modified: 2026-06-17

Description

The affected product lacks proper authentication required to query the server on the Ignition 8 Gateway (versions prior to 8.0.10) and Ignition 7 Gateway (versions prior to 7.9.14), allowing an attacker to obtain sensitive information.

Frequently asked questions

What is CVE-2020-12004?: The affected product lacks proper authentication required to query the server on the Ignition 8 Gateway (versions prior to 8.0.10) and Ignition 7 Gateway (versions prior to 7.9.14), allowing an attacker to obtain sensitive information.
How severe is CVE-2020-12004?: CVE-2020-12004 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-12004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-12004?: CVE-2020-12004 affects Inductiveautomation Ignition Gateway. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-12004?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-12004 published?: CVE-2020-12004 was published on 2020-06-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:inductiveautomation:ignition_gateway:*:*:*:*:*:*:*:*

More vulnerabilities in Inductiveautomation Ignition Gateway

CVE-2020-14520 — High (CVSS 7.5): The affected product is vulnerable to an information leak, which may allow an attacker to obtain sensitive information…
CVE-2020-12000 — High (CVSS 7.5): The affected product is vulnerable to the handling of serialized data. The issue results from the lack of proper…
CVE-2020-10644 — High (CVSS 7.5): The affected product lacks proper validation of user-supplied data, which can result in deserialization of untrusted…
CVE-2020-10641 — High (CVSS 7.5): An unprotected logging route may allow an attacker to write endless log statements into the database without space…

All CVEs affecting Inductiveautomation Ignition Gateway →

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities

CVE-2026-54309 — Critical (CVSS 10.0): n8n is an open source workflow automation platform. Prior to 2.25.7 and 2.26.2, when @n8n/mcp-browser is run in HTTP…
CVE-2026-50242 — Critical (CVSS 10.0): In JetBrains Hub before 2026.1.13757, 2025.3.148033, 2025.2.148048, 2025.1.148120, 2024.3.148430, 2024.2.148429…
CVE-2026-49257 — Critical (CVSS 10.0): mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1…
CVE-2026-46846 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46803 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework).…
CVE-2026-46800 — Critical (CVSS 10.0): Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites).…

Browse all CWE-306 (Missing Authentication for Critical Function) vulnerabilities →