Stack-based Buffer Overflow in Garrett Metal Detectors' iC Module CMA Version 5.0

CVE-2021-21903 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

A stack-based buffer overflow vulnerability exists in the CMA check_udp_crc function of Garrett Metal Detectors’ iC Module CMA Version 5.0. A specially-crafted packet can lead to a stack-based buffer overflow during a call to strcpy. An attacker can send a malicious packet to trigger this vulnerability.

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