CVE-2023-43203

D-LINK DWL-6610 FW_v_4.3.0.8B003C was discovered to contain a stack overflow vulnerability in the function update_users

High · published September 20, 2023

CVSS v3.1
8.0
EPSS
1%
Percentile
59.2
In the wild
Unconfirmed
What it is

⚡ A stack overflow vulnerability lurks in the D-LINK DWL-6610 firmware, ready to cause chaos with just the wrong user update! Think of it as a restaurant where a waiter accidentally mixes up orders, causing the wrong ingredients to pile up in the kitchen — too much of the wrong thing can lead to a messy explosion! If exploited, an attacker could trigger a system crash or potentially take control of the device, resulting in unauthorized access to your network and sensitive data. This could lead to a nightmare scenario where your trusted network becomes a playground for malicious actors — absolutely devastating!

Put simply

Think of it as a restaurant where a waiter accidentally mixes up orders, causing the wrong ingredients to pile up in the kitchen — too much of the wrong thing can lead to a messy explosion! This stack overflow vulnerability occurs in the `update_users` function, which does not properly handle user input, allowing an attacker to overwrite the stack and execute arbitrary code.

What to do

If exploited, an attacker could trigger a system crash or potentially take control of the device, resulting in unauthorized access to your network and sensitive data. This could lead to a nightmare scenario where your trusted network becomes a playground for malicious actors — absolutely devastating! Immediately update the D-LINK DWL-6610 to the latest firmware version to patch this vulnerability. Review user input handling in your systems to enhance security and prevent similar issues in the future. You've got this! Follow these steps and you'll be protecting your network like a superhero! 🛡️

The record
Technical detail
CVSS v3.1
8.0 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00897 · 59.2th percentile
Published
2023-09-20T00:00Z
EPSS history
Timeline
  • 20 SEP 00:00Z
    D-LINK DWL-6610 FW_v_4.3.0.8B003C was discovered to contain a stack overflow vulnerability in the function update_users
    cvelistv5