CVE-2024-57040

TP-Link TL-WR845N devices with firmware TL-WR845N(UN)_V4_200909 and TL-WR845N(UN)_V4_190219 was discovered to contain a hardcoded password for the root account…

Critical · published February 26, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
66.7
In the wild
Unconfirmed
What it is

🚨 A hardcoded root password sits ready for anyone who can find it — like leaving the front door to your house wide open! 🔥 Think of your router as a secure vault, but with a key that's stuck inside it, just waiting to be discovered. Anyone who can physically access the vault can not only open it but also take everything inside. An attacker with physical access could easily exploit this flaw to gain full control over the router, potentially intercepting sensitive data, redirecting traffic, or even launching further attacks on your network. The consequences could be absolutely devastating, compromising your entire home or business network!

Put simply

Think of your router as a secure vault, but with a key that's stuck inside it, just waiting to be discovered. Anyone who can physically access the vault can not only open it but also take everything inside. The vulnerability resides in TP-Link TL-WR845N devices, where a hardcoded password for the root account can be exposed either by analyzing downloaded firmware or through brute force attacks with physical access to the router.

What to do

An attacker with physical access could easily exploit this flaw to gain full control over the router, potentially intercepting sensitive data, redirecting traffic, or even launching further attacks on your network. The consequences could be absolutely devastating, compromising your entire home or business network! Immediately update your firmware to version 250401 or later to eliminate this risk. If you can, change the default login credentials and verify your network's security settings. Don’t leave your door unlocked! You've got this! Follow these steps, and you'll be a security hero 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
0.01154 · 66.7th percentile
Published
2025-02-26T00:00Z
EPSS history
Timeline
  • 26 FEB 00:00Z
    TP-Link TL-WR845N devices with firmware TL-WR845N(UN)_V4_200909 and TL-WR845N(UN)_V4_190219 was discovered to contain a hardcoded password for the root account…
    cvelistv5