Vulnerability in Microchip Miwi

CVE-2021-37605

In version 6.5 Microchip MiWi software and all previous versions including legacy products, the stack is validating only two out of four Message Integrity Check (MIC) bytes.

EPSS: 0.013 (67.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-37605?
CVE-2021-37605 is a high-severity vulnerability in Microchip Miwi, classified under Always-Incorrect Control Flow Implementation. CVSS score: 7.5/10. Published 2021-08-05.
How severe is CVE-2021-37605?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-37605 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.