CWE
354
Advisory Published
Updated

CVE-2022-46402

First published: Mon Dec 19 2022(Updated: )

The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PairCon_rmSend with incorrect values.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Microchip BM78 Firmware=1.43
Microchip Bm78 Firmware
Microchip Bm83 Firmware=1.43
Microchip Bm83 Firmware
Microchip RN4870 Firmware=1.43
Microchip RN4870 Firmware
Microchip RN4871=1.43
Microchip RN4871 Firmware
Microchip Bm70 Firmware=1.43
Microchip Bm70 Firmware
Microchip Bm71=1.43
Microchip Bm71 Firmware
Microchip PIC LightBlue Explorer Demo Firmware=4.2_dt100112
Microchip PIC LightBlue Explorer Demo Firmware
Microchip Is1870=1.43
Microchip IS1870
Microchip IS1871=1.43
Microchip IS1871
All of
Microchip BM78 Firmware=1.43
Microchip Bm78 Firmware
All of
Microchip Bm83 Firmware=1.43
Microchip Bm83 Firmware
All of
Microchip RN4870 Firmware=1.43
Microchip RN4870 Firmware
All of
Microchip RN4871=1.43
Microchip RN4871 Firmware
All of
Microchip Bm70 Firmware=1.43
Microchip Bm70 Firmware
All of
Microchip Bm71=1.43
Microchip Bm71 Firmware
All of
Microchip PIC LightBlue Explorer Demo Firmware=4.2_dt100112
Microchip PIC LightBlue Explorer Demo Firmware
All of
Microchip Is1870=1.43
Microchip IS1870
All of
Microchip IS1871=1.43
Microchip IS1871

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Frequently Asked Questions

  • What is the severity of CVE-2022-46402?

    The severity of CVE-2022-46402 is medium, with a severity value of 6.5.

  • Which software versions are affected by CVE-2022-46402?

    The Microchip RN4870 module firmware version 1.43 and the Microchip PIC LightBlue Explorer Demo firmware version 4.2 DT100112 are affected by CVE-2022-46402.

  • How can I fix CVE-2022-46402?

    To fix CVE-2022-46402, update the Microchip RN4870 module firmware to a version that addresses the vulnerability.

  • What is the Common Weakness Enumeration (CWE) ID for CVE-2022-46402?

    The Common Weakness Enumeration (CWE) ID for CVE-2022-46402 is CWE-354.

  • Where can I find more information about CVE-2022-46402?

    You can find more information about CVE-2022-46402 on the Microchip website and the proceedings article provided in the references.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203