Buffer overflow in Garrett Ic Module Cma

CVE-2021-21901

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 memcpy. An attacker can send a malicious packet to trigger this vulnerability.

Vulnerability class: Buffer Overflow

EPSS: 0.016 (72.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Garrett Ic_module_cma — versions 5.0
  • N/a Garrett Metal Detectors — versions Garrett Metal Detectors iC Module CMA Version 5.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-21901?
CVE-2021-21901 is a high-severity vulnerability in Garrett Ic Module Cma, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2021-12-22.
How severe is CVE-2021-21901?
High severity. CVSS v3 base score is 8.8 out of 10.