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CVE-2026-42469

8.6 HIGH

Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005

Published: 2026-05-01 · Last updated: 2026-05-20

Severity and scoring

CVSS
8.6 HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CWE
CWE-121

Affected products

VendorProduct
openvehiclesopen_vehicle_monitoring_system_firmware

Description

Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_canswitch.cpp the parser does not properly validate a CANswitch DLC value, allowing remote attackers to cause a denial of service or possibly execute arbitrary code via crafted CANswitch frames.

Source: NVD

References

Related CVEs

Same vendor

  • CVE-2026-42468 — Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005 (8.8 HIGH)
  • CVE-2026-37541 — Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005 (10.0 CRITICAL)

Same CWE

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