What is CVE-2022-35870?

CVE-2022-35870 is a high-severity vulnerability in Inductive Automation Ignition, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2022-07-25.

How severe is CVE-2022-35870?

High severity. CVSS v3 base score is 7.8 out of 10.

Deserialization in Inductive Automation Ignition

CVE-2022-35870

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Inductive Automation Ignition 8.1.15 (b2022030114). Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within com.inductiveautomation.metro.impl. 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-17265.

Vulnerability class: Insecure Deserialization

EPSS: 0.431 (98.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Inductive Automation Ignition — versions 8.1.15 (b2022030114)
Inductiveautomation Ignition — versions 8.1.15

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

zdi-disclosures@trendmicro.com (x_refsource_MISC, Vendor Advisory)
zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-35870?: CVE-2022-35870 is a high-severity vulnerability in Inductive Automation Ignition, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2022-07-25.
How severe is CVE-2022-35870?: High severity. CVSS v3 base score is 7.8 out of 10.