The Honeywell Experion PKS 
 and OneWireless WDM 
contains an Integer Underflow 
vulnerability 
in the component Control Data Access (CDA). An attacker could potentially exploit this vulnerability, leading to a Communication Channel Manipulation, which could result in a failure during subtraction allowing remote code execution.
Honeywell recommends updating to the most recent version of 
Honeywell Experion PKS:520.2 TCU9 HF1 and 530.1 TCU3 HF1 and OneWireless: 322.5 and 331.1.
The affected Experion PKS products are C300 PCNT02, C300 PCNT05, FIM4, FIM8, UOC, CN100, HCA, C300PM, and C200E.  The Experion PKS versions affected are from 520.1 through 520.2 TCU9 and from 530 through 530 TCU3. The OneWireless WDM affected versions are 322.1 through 322.4 and 330.1 through 330.3.
                
            References
                    | Link | Resource | 
|---|---|
| https://process.honeywell.com/ | 
Configurations
                    No configuration.
History
                    15 Jul 2025, 13:14
| Type | Values Removed | Values Added | 
|---|---|---|
| Summary | 
        
        
  | 
10 Jul 2025, 21:15
| Type | Values Removed | Values Added | 
|---|---|---|
| New CVE | 
Information
                Published : 2025-07-10 21:15
Updated : 2025-07-15 13:14
NVD link : CVE-2025-2523
Mitre link : CVE-2025-2523
CVE.ORG link : CVE-2025-2523
JSON object : View
Products Affected
                No product.
CWE
                
                    
                        
                        CWE-191
                        
            Integer Underflow (Wrap or Wraparound)
