Johnson Controls IQ Panels2/2+/IQHub/IQPanel 4/PowerG PowerG Packet weak prng

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4 and PowerG. Affected by this vulnerability is an unknown functionality of the component PowerG Packet Handler. Executing a manipulation can lead to weak prng. The identification of this vulnerability is CVE-2025-26379. The attack needs to be done within the local network. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4 and PowerG. This vulnerability affects an unknown functionality of the component PowerG Packet Handler. The manipulation with an unknown input leads to a weak prng vulnerability. The CWE definition for the vulnerability is CWE-338. The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Use of a weak pseudo-random number generator, which may allow an attacker to read or inject encrypted PowerG packets.

The weakness was shared by James Chambers. The advisory is shared for download at johnsoncontrols.com. This vulnerability was named CVE-2025-26379 since 02/07/2025. The exploitation appears to be difficult. The attack can only be done within the local network. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.001.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-204711). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.0
VulDB Temp Score: 5.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Weak prng
CWE: CWE-338 / CWE-331 / CWE-330
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/07/2025 CVE reserved
12/22/2025 +318 days Advisory disclosed
12/22/2025 +0 days VulDB entry created
12/22/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: johnsoncontrols.com
Researcher: James Chambers
Status: Confirmed

CVE: CVE-2025-26379 (🔒)
GCVE (CVE): GCVE-0-2025-26379
GCVE (VulDB): GCVE-100-337744
EUVD: 🔒

Entryinfo

Created: 12/22/2025 16:25
Updated: 12/22/2025 18:49
Changes: 12/22/2025 16:25 (65), 12/22/2025 18:49 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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