PT-2025-37298 · Wi-Sun · Wi-Sun

Published 2025-09-12 · Updated 2025-09-12 · CVE-2025-7448

Positive Technologies (AI Summary)

CVSS v4.0

8.6

High

Base vector

AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions: Wi-SUN (affected versions not specified)

Description: The Wi-SUN protocol is susceptible to a flaw related to unexpected 4-Way Handshake packet receptions. This can result in predictable keys, potentially enabling a Man-in-the-Middle (MitM) attack.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Authentication Bypass by Spoofing

Weakness Enumeration

CWE-290

Related Identifiers

CVE-2025-7448

Affected Products

Wi-Sun

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-7448 · Security Note
• https://community.silabs.com/068Vm00000UtuIG · Vendor Advisory
• https://t.me/CVEtracker/32361 · Telegram Post
• https://twitter.com/CveFindCom/status/1966436365022700030 · Twitter Post
• https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wisun-release-notes · Note
• https://twitter.com/CVEnew/status/1966430561645261130 · Twitter Post
• https://t.me/cveNotify/135218 · Telegram Post