CVE-2025-20682CWE-787

In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check

Critical · published July 8, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
46.8
In the wild
Unconfirmed
What it is

🔥 A sneaky out of bounds write in the wlan AP driver could lead to privilege escalation! It's like uninvited guests crashing a party and taking over the host's role. ⚡ Think of it as a restaurant where the kitchen accidentally prepares food orders for the chefs instead of the customers. If someone sneaks into the kitchen, they could access all the secret recipes and take control! This vulnerability allows an attacker with user execution privileges to elevate their access, potentially giving them full control over the system. Imagine an ordinary diner suddenly becoming the head chef, able to change orders and access all areas of the restaurant, which could lead to chaos!

Put simply

Think of it as a restaurant where the kitchen accidentally prepares food orders for the chefs instead of the customers. If someone sneaks into the kitchen, they could access all the secret recipes and take control! The flaw stems from an incorrect bounds check in the wlan AP driver, enabling out of bounds writes, which could be exploited to escalate privileges without requiring user interaction.

What to do

This vulnerability allows an attacker with user execution privileges to elevate their access, potentially giving them full control over the system. Imagine an ordinary diner suddenly becoming the head chef, able to change orders and access all areas of the restaurant, which could lead to chaos! Patch this critical vulnerability immediately with Patch ID WCNCR00416937. Ensure all systems running the wlan AP driver are updated to protect against this escalation of privilege. Conduct a review of user permissions as an additional precaution. You've got this! Follow these steps, and you'll keep things secure in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00577 · 46.8th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2025-07-08T02:00Z
EPSS history
Timeline
  • 08 JUL 02:00Z
    In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check
    cvelistv5