CVE-2026-42468

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

High · published May 1, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
52.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00703 · 52.8th percentile
Published
2026-05-01T00:00Z
EPSS history
Timeline
  • 01 MAY 00:00Z
    Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005
    cvelistv5