CVE-2026-42469 - Vulnerability Analysis

Overview

Open Vehicle Monitoring System 3 (OVMS3) 3.3.005 contains a buffer overflow caused by improper validation of CANswitch DLC value in canformat_canswitch.cpp, letting remote attackers cause denial of service or execute arbitrary code via crafted CANswitch frames.

Severity & Score

Impact

Remote attackers can cause denial of service or execute arbitrary code, potentially compromising the system.

Mitigation

Update to the latest version of Open Vehicle Monitoring System 3.

References

• https://gist.github.com/sgInnora/f4ac66faeefe07a653ceeb3f58cdc381

Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner