CVE-2022-35890

Name: CVE-2022-35890
Creator: NVD / NIST
Published: 2022-07-15T21:15:08.827+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.63%

Last modified Jun 17, 2026

CVE-2022-35890 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in Inductive Automation Ignition before 7.9.20 and 8.x before 8.1.17. Designer and Vision Client Session IDs are mishandled. EPSS estimates a 1.63% chance of exploitation in the next 30 days.

Description

An issue was discovered in Inductive Automation Ignition before 7.9.20 and 8.x before 8.1.17. Designer and Vision Client Session IDs are mishandled. An attacker can determine which session IDs were generated in the past and then hijack sessions assigned to these IDs via Randy.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.63%

73.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Inductiveautomation	Ignition	< 7.9.20
Inductiveautomation	Ignition	>= 8.0.1, < 8.1.17

References

https://github.com/sourceincite/randyExploit, Third Party Advisory
https://support.inductiveautomation.com/hc/en-us/articles/7625759776653Vendor Advisory
https://github.com/sourceincite/randyExploit, Third Party Advisory
https://support.inductiveautomation.com/hc/en-us/articles/7625759776653Vendor Advisory

Timeline

Published: Jul 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-35890?

How severe is CVE-2022-35890?

CVE-2022-35890 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.63% probability of exploitation in the next 30 days.

How do I fix CVE-2022-35890?

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-2022-35890?

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

Scan your code now

Source: NVD / NIST