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CVE-2023-39475

Inductiveautomation Ignition remote code execution

9.8 CRITICALEPSS 64.1%
  1. Published3 May 2024

Description

Inductive Automation Ignition ParameterVersionJavaSerializationCodec 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 not required to exploit this vulnerability. The specific flaw exists within the ParameterVersionJavaSerializationCodec 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-20290.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Inductiveautomation Ignition≥ 8.1.0 < 8.1.35

Remediation

Fixed in
Inductiveautomation Ignition≥ 8.1.35

Frequently asked

Is CVE-2023-39475 being actively exploited?

CVE-2023-39475 is not in the CISA KEV catalog. Its EPSS exploit probability is 64.1%.

How severe is CVE-2023-39475?

CVE-2023-39475 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 64.1% probability of exploitation.

Which products are affected by CVE-2023-39475?

Affected products include Inductiveautomation Ignition.

How do I fix CVE-2023-39475?

Upgrade affected software to a fixed version, for example Inductiveautomation Ignition 8.1.35 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-39475 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.