CVE-2025-4321 - Vulnerability Details - OpenCVE

In a Bluetooth device, using RS9116-WiseConnect SDK experiences a Denial of Service, if it receives malformed L2CAP packets, only hard reset will bring the device to normal operation

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Silabs.com	Rs9116w

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://community.silabs.com/068Vm00000YV9DL

History

Mon, 17 Nov 2025 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 17 Nov 2025 15:00:00 +0000

Type	Values Removed	Values Added
Description		In a Bluetooth device, using RS9116-WiseConnect SDK experiences a Denial of Service, if it receives malformed L2CAP packets, only hard reset will bring the device to normal operation
Title		DoS in RS9116W-WiSeConnect L2CAP protocol due to reception of malformed packets
First Time appeared		Silabs.com Silabs.com rs9116w
Weaknesses		CWE-240 CWE-617
CPEs		cpe:2.3:a:silabs.com:rs9116w::::::::
Vendors & Products		Silabs.com Silabs.com rs9116w
References		https://community.silabs.com/068Vm00000YV9DL
Metrics		cvssV4_0 `{'score': 7.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: Silabs

Published: 2025-11-17T14:58:33.862Z

Updated: 2025-11-17T15:12:34.390Z

Reserved: 2025-05-05T14:27:13.780Z

Link: CVE-2025-4321

Vulnrichment

Updated: 2025-11-17T15:12:26.541Z

NVD

Status : Received

Published: 2025-11-17T15:15:51.733

Modified: 2025-11-17T15:15:51.733

Link: CVE-2025-4321

Redhat

No data.

OpenCVE Enrichment

No data.

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