CVE-2025-20684CWE-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
49.8
In the wild
Unconfirmed
What it is

🔥 A sneaky out of bounds write in the wlan AP driver could let an attacker escalate privileges with just their user account! Think of it like a restaurant that allows patrons to sneak into the kitchen through a misplaced door. With just the right push, anyone could walk in and start cooking up a storm without needing a proper chef’s hat. 🍳 If this vulnerability is exploited, an attacker could gain local administrative access, allowing them to execute arbitrary code and potentially take full control of the system. Imagine someone suddenly having the keys to your digital kingdom without ever being invited in!

Put simply

Think of it like a restaurant that allows patrons to sneak into the kitchen through a misplaced door. With just the right push, anyone could walk in and start cooking up a storm without needing a proper chef’s hat. 🍳 This vulnerability stems from an incorrect bounds check in the wlan AP driver, leading to a possible out of bounds write. It means that the system might accept data beyond its expected limits, which could allow privilege escalation without user interaction.

What to do

If this vulnerability is exploited, an attacker could gain local administrative access, allowing them to execute arbitrary code and potentially take full control of the system. Imagine someone suddenly having the keys to your digital kingdom without ever being invited in! To protect your systems, patch immediately with the update identified by Patch ID WCNCR00416939. Regularly review user permissions and ensure no unauthorized access has occurred since this vulnerability was identified. Act fast and keep everything up to date! You’ve got this! Follow these steps to secure your environment and keep those digital doors locked! 🛡️

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
0.00635 · 49.8th 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