CVE-2026-34499

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BaseFortify

Publication date: 2026-10-07

Last updated on: 2026-10-08

Assigner: Johnson Controls

Description

Use of hard-coded cryptographic key vulnerability in Johnson Controls ADVMS allows Read Sensitive Constants Within an Executable. This issue affects ADVMS: before 3.10.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-10-07

Last Modified

2026-10-08

Generated

2026-10-19

AI Q&A

2026-10-07

EPSS Evaluated

2026-10-18

NVD

CVE-2026-34499

EUVD

EUVD-2026-94578

Affected Vendors & Products

Vendor	Product	Version / Range
Johnson	Controls	ADVMS 0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-321	The product uses a hard-coded, unchangeable cryptographic key.

Attack-Flow Graph

Executive Summary

This vulnerability involves the use of a hard-coded cryptographic key in Johnson Controls ADVMS software versions before 3.10. This allows attackers to read sensitive constants within the executable, potentially exposing encrypted data or system secrets.

Detection Guidance

The provided CVE data does not include specific detection methods or commands for identifying this vulnerability on a network or system. Johnson Controls' security advisories may contain relevant guidance, but no details are provided here.

Impact Analysis

An attacker could exploit this to gain unauthorized access to sensitive information, decrypt communications, or perform further attacks on the system. This may lead to data breaches, system compromise, or unauthorized control of connected building management systems.

Compliance Impact

This vulnerability could violate compliance requirements for data protection and encryption standards in GDPR and HIPAA. Failure to address it may result in legal penalties, loss of certification, and increased risk of data exposure.

Mitigation Strategies

Update ADVMS to version 3.10 or later to address the hard-coded cryptographic key vulnerability. If immediate update is not possible, isolate affected systems and restrict access to minimize exposure.

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