8.6
HIGH CVSS 4.0
CVE-2025-7448
Man in the middle (MitM) attack vulnerability in Wi-SUN library
Description

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

INFO

Published Date :

Sept. 12, 2025, 10:15 a.m.

Last Modified :

Sept. 12, 2025, 10:15 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2025-7448 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 HIGH 030b2754-1501-44a4-bef8-48be86a33bf4
CVSS 4.0 HIGH [email protected]
Solution
Update device firmware to patch the Wi-SUN handshake vulnerability and prevent predictable keys.
  • Update device firmware to the latest version.
  • Apply security patches for Wi-SUN protocol.
  • Implement stronger key generation mechanisms.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-7448.

URL Resource
https://community.silabs.com/068Vm00000UtuIG
https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wisun-release-notes/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-7448 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-7448 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-7448 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Sep. 12, 2025

    Action Type Old Value New Value
    Added Description Wi-SUN unexpected 4- Way Handshake packet receptions may lead to predictable keys and potentially leading to Man in the middle (MitM) attack
    Added CVSS V4.0 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
    Added CWE CWE-290
    Added Reference https://community.silabs.com/068Vm00000UtuIG
    Added Reference https://docs.silabs.com/sisdk-release-notes/latest/sisdk-wisun-release-notes/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 8.6
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability