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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2025-4321

CVE-2025-4321

HIGH7.1

DoS in RS9116W-WiSeConnect L2CAP protocol due to reception of malformed packets

Published Nov 17, 2025

Modified 3 months ago

Details

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

References

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

https://www.cve.org/CVERecord?id=CVE-2025-4321

CVSS Analysis

CVSS v4.0

7.1

Exploitability

Attack Vector

AdjacentAV:A

Attack Complexity

LowAC:L

Attack Requirements

NoneAT:N

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Vulnerable System

Vuln. Confidentiality

NoneVC:N

Vuln. Integrity

NoneVI:N

Vuln. Availability

HighVA:H

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

7.1/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

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedNov 17, 2025

ModifiedNov 17, 2025

CVE-2025-4321 | Mondoo Vulnerability Intelligence