CVE-2025-2522 - CVE House
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Status published Medium CVE-2025-2522

Lack of buffer clearing before reuse may result in incorrect system behavior.

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Demid Uzenkov and Kirill Kutaev (Positive Technologies)

References

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CVE-2025-2523
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CVE-2025-2521
Lack of indexes’ validation against buffer borders leads to remote code execution.
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Affected Vendor

Affected Software

C300 PCNT02, C300 PCNT05, FIM4, FIM8, UOC, CN100, HCA, C300PM, C200E, Wireless Device Manager
Vulnerable Versions:
520.1, 530, 322.1, 330.1

Timeline

Official Publish: July 10th, 2025
Last Modified: August 4th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses (CWE)

CWE-226

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.