CVE-2026-42468

EUVD-2026-26696
Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_pcap.cpp , the parser's phdr.len field is not properly validated, allowing remote attackers to cause a denial of service or possibly execute arbitrary code via crafted PCAP input.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 33%
Affected Products (NVD)
VendorProductVersion
openvehiclesopen_vehicle_monitoring_system_firmware
3.3.005
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381
https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/issues/1392