CVE-2025-45800

TOTOLINK A950RG V4.1.2cu.5204_B20210112 contains a command execution vulnerability in the setDeviceName interface of the /lib/cste_modules/global.so library…

Critical · published May 2, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
60.9
In the wild
Unconfirmed
What it is

🔥 Hold onto your network gear! A command execution vulnerability in TOTOLINK A950RG could let attackers take control with just a simple device name change! Think of it like a security guard at a hotel who doesn't verify IDs — if someone walks up and says they’re the new manager, they get access to everything without a second thought! An attacker could potentially execute malicious commands on your router, leading to a full compromise of your network. This could allow them to snoop on your traffic, change settings, or even redirect your internet connections to malicious sites. Absolutely devastating!

Put simply

Think of it like a security guard at a hotel who doesn't verify IDs — if someone walks up and says they’re the new manager, they get access to everything without a second thought! This command execution vulnerability in the setDeviceName interface of the /lib/cste_modules/global.so library allows unauthorized alterations through the deviceMac parameter, enabling attackers to run arbitrary commands.

What to do

An attacker could potentially execute malicious commands on your router, leading to a full compromise of your network. This could allow them to snoop on your traffic, change settings, or even redirect your internet connections to malicious sites. Absolutely devastating! Update to the latest firmware version immediately to patch this vulnerability. Additionally, review your network settings and change any default passwords to further secure your device. Don’t wait — protect your network now! You've got this! Take these steps and your network will be locked down 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
0.00950 · 60.9th percentile
Published
2025-05-02T00:00Z
EPSS history
Timeline
  • 02 MAY 00:00Z
    TOTOLINK A950RG V4.1.2cu.5204_B20210112 contains a command execution vulnerability in the setDeviceName interface of the /lib/cste_modules/global.so library…
    cvelistv5