CVEvulnerability
CVE-2022-46401
5.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-12-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.4 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 5.4 MEDIUM — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
- Weaknesses
- CWE-20
Description
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PauseEncReqPlainText before pairing is complete.
Affected configurations
• microchip bm78 firmware 1.43
• microchip bm83 firmware 1.43
• microchip rn4870 firmware 1.43
• microchip rn4871 firmware 1.43
• microchip bm70 firmware 1.43
• microchip bm71 firmware 1.43
• microchip pic lightblue explorer demo firmware 4.2 dt100112
• microchip pic32cx1012bz25048 firmware
• microchip wbz451 firmware
• microchip rn4678 firmware 1.43
• microchip bm77 firmware 1.43
• microchip bm64 firmware 1.43
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- https://microchip.com Product
- https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYM Exploit, Technical Description, Third Party Advisory
- https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExG Third Party Advisory
- https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le Vendor Advisory
- https://microchip.com Product
- https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYM Exploit, Technical Description, Third Party Advisory
- https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExG Third Party Advisory
- https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le Vendor Advisory