CVE-2022-35871

Name: CVE-2022-35871
Creator: NVD / NIST
Published: 2022-07-25T19:15:45.637+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 39.19%

Last modified Jun 17, 2026

CVE-2022-35871 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Inductive Automation Ignition 8.1.15 (b2022030114). Authentication is not required to exploit this vulnerability. EPSS estimates a 39.19% chance of exploitation in the next 30 days.

Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Inductive Automation Ignition 8.1.15 (b2022030114). Authentication is not required to exploit this vulnerability. The specific flaw exists within the authenticateAdSso method. The issue results from the lack of authentication prior to allowing the execution of python code. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-17206.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

39.19%

98.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-306

Affected Software

Vendor	Product	Versions
Inductiveautomation	Ignition	8.1.15

References

https://support.inductiveautomation.com/hc/en-us/articles/7625759776653-Regarding-Pwn2Own-2022-VulnerabilitiesVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1018/Third Party Advisory, VDB Entry
https://support.inductiveautomation.com/hc/en-us/articles/7625759776653-Regarding-Pwn2Own-2022-VulnerabilitiesVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1018/Third Party Advisory, VDB Entry

Timeline

Published: Jul 25, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-35871?

How severe is CVE-2022-35871?

CVE-2022-35871 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 39.19% probability of exploitation in the next 30 days.

How do I fix CVE-2022-35871?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-35871?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST