CVE-2022-46403
What it is
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) mishandles reject messages.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data tampering.
- Exploit odds
- 0.9% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.9% in the next 30 days (EPSS).
- Severity: 8.6 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.9% · EPSS, next 30 days
- Weakness
- CWE-755
- Record status
- Modified
Affected
- 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 is1871 Firmware 1.43
Attack profile CVSS 3.1 · 8.6
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Changed
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-46403.md and follow it. Check whether this project is affected by CVE-2022-46403. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le
- https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le
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
- 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