What is CVE-2020-14479?

CVE-2020-14479 is a medium-severity vulnerability in Inductive Automation Ignition 7 Gateway, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2022-04-01.

How severe is CVE-2020-14479?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Inductive Automation Ignition 7 Gateway

CVE-2020-14479

Sensitive information can be obtained through the handling of serialized data. The issue results from the lack of proper authentication required to query the server

Vulnerability class: Broken Authentication

Published 2022-04-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (57.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Inductive Automation Ignition 7 Gateway — versions All
Inductive Automation Ignition 8 Gateway — versions All
Inductiveautomation Ignition

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

www.cisa.gov/uscert/ics/advisories/icsa-20-147-01 (US Government Resource, Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-14479?: CVE-2020-14479 is a medium-severity vulnerability in Inductive Automation Ignition 7 Gateway, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2022-04-01.
How severe is CVE-2020-14479?: Medium severity. CVSS v3 base score is 5.3 out of 10.