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CVE-2022-46401
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PauseEncReqPlainText before…
Medium5.4EPSS 0.68%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) accepts PauseEncReqPlainText before pairing is complete.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.4 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L |
| NVDNVD · Modified | 3.1 | Medium5.4 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L |
- EPSS (exploitation in 30 days)
- 0.68% · top 48% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.4.
Weakness
Affected products
n/a
- affected n/a
References (4)
- https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExG (opens in a new tab)x_transferred
- https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYM (opens in a new tab)x_transferred
- https://microchip.com (opens in a new tab)x_transferred
- https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-46401)Record last updated .