Vulnerability in Microchip Bm70
CVE-2022-46403
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) mishandles reject messages.
EPSS: 0.008 (53.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N.
Affected products
- Microchip Bm70
- Microchip Bm70_firmware — versions 1.43
- Microchip Bm71
- Microchip Bm71_firmware — versions 1.43
- Microchip Bm78
- Microchip Bm78_firmware — versions 1.43
- Microchip Bm83
- Microchip Bm83_firmware — versions 1.43
- Microchip Is1870
- Microchip Is1870_firmware — versions 1.43
Weakness classification (CWE)
References
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Technical Description, Exploit, Third Party Advisory)
- cve@mitre.org (Product)
- cve@mitre.org (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-46403?
- CVE-2022-46403 is a high-severity vulnerability in Microchip Bm70, classified under Improper Handling of Exceptional Conditions. CVSS score: 8.6/10. Published 2022-12-19.
- How severe is CVE-2022-46403?
- High severity. CVSS v3 base score is 8.6 out of 10.