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TI-2023-20605 Aliases CVE-2023-39473GHSA-87mw-775v-8cmr

Deserialization of untrusted data in Inductive Automation Ignition

Priority HIGH 75CWE-502Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-502.

Summary

Inductive Automation Ignition AbstractGatewayFunction Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Inductive Automation Ignition. Authentication is required to exploit this vulnerability. The specific flaw exists within the AbstractGatewayFunction class. 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-17587.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.62482 99th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
Inductive AutomationIgnitionInductive Automation Ignition 8.1.17 LTS—No fix listedCNA
  • Ignition VendorInductive Automation Affected Inductive Automation Ignition 8.1.17 LTS Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:inductiveautomation:ignition:*:*:*:*:*:*:*:*8.1.0 to before 8.1.35VulnerableInductive Automation
  • cpe:2.3:a:inductiveautomation:ignition:*:*:*:*:*:*:*:* Versions 8.1.0 to before 8.1.35 Vulnerable ·Inductive Automation

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-39473
  2. 2026-10-03 Alias added: GHSA-87mw-775v-8cmr

References

Advisory 1

  • TI-2023-20607 Deserialization of untrusted data in Inductive Automation Ignition CVSS 3.1CRITICAL 9.8
  • TI-2023-20608 Deserialization of untrusted data in Inductive Automation Ignition CVSS 3.1CRITICAL 9.8
  • TI-2022-16300 Authentication bypass in Inductive Automation Ignition CVSS 3.1CRITICAL 9.8
  • TI-2023-19548 Inductive Automation Ignition OPC UA Quick Client Task Scheduling Exposed Dangerous… CVSS 3.1HIGH 8.8
  • TI-2023-27455 Deserialization of untrusted data in Inductive Automation Ignition CVSS 3.1HIGH 8.8
  • TI-2023-27450 Deserialization of untrusted data in Inductive Automation Ignition CVSS 3.1HIGH 8.8
See all 34 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences