Is CVE-2022-35871 in the CISA KEV catalog?

No. CVE-2022-35871 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-35871?

CVE-2022-35871 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2022-35871?

CVE-2022-35871 has an EPSS score of 39.19% (98th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2022-35871?

No published fix for CVE-2022-35871 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2022-35871

HIGHEPSS 98th pctl

7.8

CVSS v3

NVD

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.

CWE-306Missing Authentication for Critical Function

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

39.19%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

Vendor Advisory1

support.inductiveautomation.com

Third-Party Advisory1

zerodayinitiative.com

Related Vulnerabilities

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-10271	High	7.5	100%	KEV + Ransom	-
CVE-2025-3248	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-42793	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-1388	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2021-37415	Critical	9.8	100%	KEV	-
CVE-2023-21839	High	7.5	100%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.