Auth bypass in Inductive Automation Ignition
CVE-2022-35871
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.
Vulnerability class: Broken Authentication
EPSS: 0.392 (98.5th 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)
Public proof-of-concept exploits
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-2022-35871?
- CVE-2022-35871 is a high-severity vulnerability in Inductive Automation Ignition, classified under Missing Authentication for Critical Function. CVSS score: 7.8/10. Published 2022-07-25.
- How severe is CVE-2022-35871?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-35871 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.