Description
The parser in PEAK-System PCAN driver correctly detected the malformed record, but the loop iterating the record list advanced its processed-bytes counter even when a record had been rejected as invalid.
Published: 2026-10-20
Score: 6.8 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

HMS Networks AB has addressed the issue in version 5.1.4 and recommends that users upgrade to the newest available version. Users can find software updates for PEAK-System PCAN on the software download page https://www.peak-system.com/support/downloads/software/ . For more information see the associated HMS security advisory https://www.hms-networks.com/cybersecurity .

Tracking

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Advisories

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History

Tue, 20 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
Description The parser in PEAK-System PCAN driver correctly detected the malformed record, but the loop iterating the record list advanced its processed-bytes counter even when a record had been rejected as invalid.
Title HMS Networks PEAK-System PCAN Windows drivers Out-of-bounds Write
Weaknesses CWE-787
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-10-20T20:16:18.220Z

Reserved: 2026-10-15T15:32:21.926Z

Link: CVE-2026-109576

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-20T21:17:15.710

Modified: 2026-10-20T21:17:15.710

Link: CVE-2026-109576

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-20T22:15:07Z

Weaknesses