Vulnerability in Honeywell C200e
CVE-2025-2522
The Honeywell Experion PKS and OneWireless WDM contains Sensitive Information in Resource 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 buffer reuse which may cause incorrect system behavior. Honeywell also 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, FIM4, FIM8, UOC, CN100, HCA, C300PM, and C200E. The Experion PKS versions affected are 520.1 before 520.2 TCU9 HF1 and 530 before 530 TCU3. The OneWireless WDM affected versions are 322.1 through 322.4 and 330.1 through 330.3.
EPSS: 0.002 (15.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Honeywell C200e — versions 520.1, 530
- Honeywell C300 Pcnt02 — versions 520.1, 530
- Honeywell C300 Pcnt05 — versions 520.1, 530
- Honeywell C300pm — versions 520.1, 530
- Honeywell Cn100 — versions 520.1, 530
- Honeywell Fim4 — versions 520.1, 530
- Honeywell Fim8 — versions 520.1, 530
- Honeywell Hca — versions 520.1, 530
- Honeywell Uoc — versions 520.1, 530
- Honeywell Wireless Device Manager — versions 322.1, 330.1
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-2522?
- CVE-2025-2522 is a medium-severity vulnerability in Honeywell C200e, classified under Sensitive Information in Resource Not Removed Before Reuse. CVSS score: 6.5/10. Published 2025-07-10.
- How severe is CVE-2025-2522?
- Medium severity. CVSS v3 base score is 6.5 out of 10.