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

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.016 (74.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-21901: held from 0.016 to 0.016.

EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000

Affected products

  • Garrett Ic Module Cma — versions 5.0
  • 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.