CVE-2025-7448

HIGH

Wi-SUN Stack >=2.6.0 <2.6.0 - Authentication Bypass by Spoofing via 4-Way Handshake

Title source: llm
STIX 2.1

Description

Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack

References (2)

Core 2
Core References
Various Sources vendor-advisory permissions-required
https://community.silabs.com/068Vm00000UtuIG

Scores

CVSS v4 8.6
EPSS 0.0016
EPSS Percentile 6.0%
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-290
Status published
Products (1)
silabs.com/Wi-SUN Stack 2.6.0
Published Sep 12, 2025
Tracked Since Feb 18, 2026