CVE-2022-46402
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2...
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PairCon_rmSend with incorrect values.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PairCon_rmSend with incorrect values.
- Record
CVE-2022-46402- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-354
- Updated
- 2026-11-02
CVE List
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PairCon_rmSend with incorrect values.
- Record
CVE-2022-46402- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-354
- Updated
- 2026-11-02
EUVDEUVD-2022-49211
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PairCon_rmSend with incorrect values.
- Record
EUVD-2022-49211- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-vm7q-jfhx-rfc9
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2...
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PairCon_rmSend with incorrect values.
- Record
GHSA-vm7q-jfhx-rfc9- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-354
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-46402 is a medium vulnerability (CVSS 6.5) in Microchip Bm70 Firmware, published December 19, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.49%, the 42nd percentile. No source names a fixed version.
References
computer.org/csdl/proceedings/sp/2023/1He7WWuJExG
microchip.com
microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le
nvd.nist.gov/vuln/detail/CVE-2022-46402
github.com/advisories/GHSA-vm7q-jfhx-rfc9