The PEAK-System PCAN parser indexes a length table using attacker-controlled DLC without enforcing DLC <= 0x0f, then copies attacker payload from record+0x1c into a fixed-size stack destination.
History

Fri, 30 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 26 Oct 2026 19:45:00 +0000

Type Values Removed Values Added
First Time appeared Hms Networks
Hms Networks pcan Windows Can Device Drivers
Hms Networks peak-system Device Driver Setup
Vendors & Products Hms Networks
Hms Networks pcan Windows Can Device Drivers
Hms Networks peak-system Device Driver Setup

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

Type Values Removed Values Added
Description The PEAK-System PCAN parser indexes a length table using attacker-controlled DLC without enforcing DLC <= 0x0f, then copies attacker payload from record+0x1c into a fixed-size stack destination.
Title HMS Networks PEAK-System PCAN Windows drivers Improper Validation of Array Index
Weaknesses CWE-129
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published: 2026-10-20T20:23:18.471Z

Updated: 2026-10-30T16:13:32.415Z

Reserved: 2026-10-15T15:32:21.938Z

Link: CVE-2026-103672

cve-icon Vulnrichment

Updated: 2026-10-30T16:13:28.771Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-20T21:17:14.843

Modified: 2026-10-30T17:17:11.883

Link: CVE-2026-103672

cve-icon Redhat

No data.