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NVD Vulnerability Details :
CVE-2022-46400
Modified
More InfoOfficial Page
Source-cve@mitre.org
View Known Exploited Vulnerability (KEV) details
Published At-19 Dec, 2022 | 23:15
Updated At-17 Apr, 2025 | 15:15

The Microchip RN4870 module firmware 1.43 (and the Microchip PIC LightBlue Explorer Demo 4.2 DT100112) allows attackers to bypass passkey entry in legacy pairing.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.15.4MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Secondary3.15.4MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Type: Primary
Version: 3.1
Base score: 5.4
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Type: Secondary
Version: 3.1
Base score: 5.4
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
CPE Matches
microchip
microchip
>>bm78_firmware>>1.43
cpe:2.3:o:microchip:bm78_firmware:1.43:*:*:*:*:*:*:*
microchip
microchip
>>bm78>>-
cpe:2.3:h:microchip:bm78:-:*:*:*:*:*:*:*
microchip
microchip
>>bm83_firmware>>1.43
cpe:2.3:o:microchip:bm83_firmware:1.43:*:*:*:*:*:*:*
microchip
microchip
>>bm83>>-
cpe:2.3:h:microchip:bm83:-:*:*:*:*:*:*:*
microchip
microchip
>>rn4870_firmware>>1.43
cpe:2.3:o:microchip:rn4870_firmware:1.43:*:*:*:*:*:*:*
microchip
microchip
>>rn4870>>-
cpe:2.3:h:microchip:rn4870:-:*:*:*:*:*:*:*
microchip
microchip
>>rn4871_firmware>>1.43
cpe:2.3:o:microchip:rn4871_firmware:1.43:*:*:*:*:*:*:*
microchip
microchip
>>rn4871>>-
cpe:2.3:h:microchip:rn4871:-:*:*:*:*:*:*:*
microchip
microchip
>>bm70_firmware>>1.43
cpe:2.3:o:microchip:bm70_firmware:1.43:*:*:*:*:*:*:*
microchip
microchip
>>bm70>>-
cpe:2.3:h:microchip:bm70:-:*:*:*:*:*:*:*
microchip
microchip
>>bm71_firmware>>1.43
cpe:2.3:o:microchip:bm71_firmware:1.43:*:*:*:*:*:*:*
microchip
microchip
>>bm71>>-
cpe:2.3:h:microchip:bm71:-:*:*:*:*:*:*:*
microchip
microchip
>>pic_lightblue_explorer_demo_firmware>>4.2_dt100112
cpe:2.3:o:microchip:pic_lightblue_explorer_demo_firmware:4.2_dt100112:*:*:*:*:*:*:*
microchip
microchip
>>pic_lightblue_explorer_demo>>-
cpe:2.3:h:microchip:pic_lightblue_explorer_demo:-:*:*:*:*:*:*:*
microchip
microchip
>>is1870_firmware>>1.43
cpe:2.3:o:microchip:is1870_firmware:1.43:*:*:*:*:*:*:*
microchip
microchip
>>is1870>>-
cpe:2.3:h:microchip:is1870:-:*:*:*:*:*:*:*
microchip
microchip
>>is1871_firmware>>1.43
cpe:2.3:o:microchip:is1871_firmware:1.43:*:*:*:*:*:*:*
microchip
microchip
>>is1871>>-
cpe:2.3:h:microchip:is1871:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
NVD-CWE-noinfoPrimarynvd@nist.gov
CWE-287Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: NVD-CWE-noinfo
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-287
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://microchip.comcve@mitre.org
Product
https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYMcve@mitre.org
Exploit
Technical Description
Third Party Advisory
https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExGcve@mitre.org
Third Party Advisory
https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-lecve@mitre.org
Vendor Advisory
https://microchip.comaf854a3a-2127-422b-91ae-364da2661108
Product
https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYMaf854a3a-2127-422b-91ae-364da2661108
Exploit
Technical Description
Third Party Advisory
https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExGaf854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-leaf854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Hyperlink: https://microchip.com
Source: cve@mitre.org
Resource:
Product
Hyperlink: https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYM
Source: cve@mitre.org
Resource:
Exploit
Technical Description
Third Party Advisory
Hyperlink: https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExG
Source: cve@mitre.org
Resource:
Third Party Advisory
Hyperlink: https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le
Source: cve@mitre.org
Resource:
Vendor Advisory
Hyperlink: https://microchip.com
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Product
Hyperlink: https://www.computer.org/csdl/proceedings-article/sp/2023/933600a521/1He7Yja1AYM
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Exploit
Technical Description
Third Party Advisory
Hyperlink: https://www.computer.org/csdl/proceedings/sp/2023/1He7WWuJExG
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Third Party Advisory
Hyperlink: https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/deviating-behaviors-in-bluetooth-le
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Vendor Advisory
Change History
0Changes found
Details not found