CVE-2025-2522 — Lack of buffer clearing before reuse may result in incorrect system behavior.

Affected: Honeywell C300 PCNT02, Honeywell C300 PCNT05, Honeywell FIM4, Honeywell FIM8, Honeywell UOC, Honeywell CN100, Honeywell HCA, Honeywell C300PM, Honeywell C200E, Honeywell Wireless Device Manager

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.

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CVE-2025-2522 — Lack of buffer clearing before reuse may result in incorrect system behavior.