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CVE-2026-64887: CWE-321 Use of hard-coded cryptographic key in Johnson Controls Airwall

0
High
VulnerabilityCVE-2026-64887cvecve-2026-64887cwe-321
Published: 08/14/2026 (08/14/2026, 19:28:20 UTC)
Source: CVE Database V5
Vendor/Project: Johnson Controls
Product: Airwall

Description

Use of hard-coded cryptographic key vulnerability in Johnson Controls Airwall allows : Cryptanalytic Attack. This issue affects Airwall: before 4.1.

CVSS v4.0

Score 7.0high

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
Low
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

Affected software

Johnson Controls

Airwall

Affected versions
>=0 <4.1

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/14/2026, 19:56:05 UTC

Technical Analysis

CVE-2026-64887 is a vulnerability in Johnson Controls Airwall where a hard-coded cryptographic key is used. This cryptographic weakness can enable attackers to perform cryptanalytic attacks against the affected software. The issue affects Airwall versions prior to 4.1. The vulnerability has been assigned a CVSS 4.0 score of 7.0, indicating high severity. There is currently no vendor advisory or patch available, and no known exploits in the wild have been reported.

Potential Impact

The use of a hard-coded cryptographic key undermines the confidentiality and integrity of cryptographic operations within Johnson Controls Airwall. This weakness can allow attackers to perform cryptanalytic attacks, potentially leading to unauthorized data decryption or manipulation. However, there is no evidence of active exploitation at this time.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor vendor communications for updates and consider limiting exposure of affected Airwall instances where feasible.

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Technical Details

Data Version
5.2
Assigner Short Name
jci
Date Reserved
2026-07-20T19:51:19.089Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6a7f6f7ebf8831d5399bb01c

Added to database: 08/14/2026, 19:41:50 UTC

Last enriched: 08/14/2026, 19:56:05 UTC

Last updated: 09/28/2026, 15:05:51 UTC

Views: 84

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