CVSS 3.1
5.4 mediumCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:LCVE-2022-46401
Medium (5.4) in microchip. EPSS 0.7% chance of exploitation in the next 30 days.
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PauseEncReqPlainText before pairing is complete.
Severity
- EPSS
- 0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)
- CWE
- CWE-20
- Published
- Modified
- Record from
- the NVD, synced
Affected
- microchip:bm64_firmware
- microchip:bm70_firmware
- microchip:bm71_firmware
- microchip:bm77_firmware
- microchip:bm78_firmware
- microchip:bm83_firmware
- microchip:pic32cx1012bz25048_firmware
- microchip:pic_lightblue_explorer_demo_firmware
- microchip:rn4678_firmware
- microchip:rn4870_firmware
- microchip:rn4871_firmware
- microchip:wbz451_firmware
References
- https://microchip.com
- https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYM
- https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExG
- https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le
- https://microchip.com