FKIE_CVE-2026-42468

Vulnerability from fkie_nvd - Published: 2026-05-01 17:16 - Updated: 2026-05-20 15:19
Severity
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Summary
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.
References
cve@mitre.orghttps://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381Third Party Advisory
cve@mitre.orghttps://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/issues/1392Issue Tracking
Impacted products
Vendor Product Version
openvehicles open_vehicle_monitoring_system_firmware 3.3.005
openvehicles open_vehicle_monitoring_system -
To clipboard 

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      "value": "Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_pcap.cpp , the parser\u0027s 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."
    }
  ],
  "id": "CVE-2026-42468",
  "lastModified": "2026-05-20T15:19:34.470",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
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  "published": "2026-05-01T17:16:25.150",
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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