Microchip Miwi vulnerabilities

2 vulnerabilities

Known vulnerabilities in Microchip Miwi, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

7.5CVE-2021-37605microchipmiwi
EPSS score
1.28%
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.7.5CVE-2021-37604microchipmiwi
EPSS score
1.23%
In version 6.5 of Microchip MiWi software and all previous versions including legacy products, there is a possibility of frame counters being validated/updated prior to the message authentication. With this vulnerability in place, an attacker may increment the incoming frame counter values by injecting messages with a sufficiently large frame counter value and invalid payload. This results in denial of service/valid packets in the network. There is also a possibility of a replay attack in the stack.