(0Day) Inductive Automation Ignition JavaSerializationCodec Deserialization of Untrusted Data Remote Code Execution Vulnerability

Rocco Calvi

ZDI ID: ZDI-23-1046
ZDI-CAN: ZDI-CAN-20291
CVE
CVE-2023-39476
CVSS
9.8 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Vendors
Inductive Automation
Affected Products
Ignition

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Inductive Automation Ignition. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the JavaSerializationCodec 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.

Additional Details

Disclosure Timeline

  • 2023-03-10 — Vulnerability reported to vendor
  • 2023-08-08 — Coordinated public release of advisory