Microchip RN4870 1.43 BLE denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Microchip RN4870 1.43. Impacted is an unknown function of the component BLE. Such manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2022-45192. The attack can only be initiated within the local network. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Microchip RN4870 1.43. Affected by this issue is an unknown part of the component BLE. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

An issue was discovered on Microchip RN4870 1.43 devices. An attacker within BLE radio range can cause a denial of service by sending a cleartext encryption pause request.

The weakness was disclosed 02/08/2023. This vulnerability is handled as CVE-2022-45192 since 11/11/2022. There are neither technical details nor an exploit publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/11/2022 🔍
02/08/2023 +89 days 🔍
02/08/2023 +0 days 🔍
03/06/2023 +26 days 🔍

Sourcesinfo

Advisory: blediff.github.io
Status: Not defined

CVE: CVE-2022-45192 (🔍)
GCVE (CVE): GCVE-0-2022-45192
GCVE (VulDB): GCVE-100-220412

Entryinfo

Created: 02/08/2023 08:42
Updated: 03/06/2023 15:59
Changes: 02/08/2023 08:42 (37), 03/06/2023 15:53 (1), 03/06/2023 15:59 (11)
Complete: 🔍
Cache ID: 216::103

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