CVE-2025-29209

TOTOLINK X18 v9.1.0cu.2024_B20220329 has an unauthorized arbitrary command execution in the enable parameter' of the sub_41105C function of cstecgi .cgi

Critical · published April 18, 2025

CVSS v3.1
9.8
EPSS
1%
Percentile
68.3
In the wild
Unconfirmed
What it is

🚨 An unauthorized command execution vulnerability lurks in the TOTOLINK X18 that could allow attackers to issue any command they like—just like a waiter taking orders without ever checking who’s at the table! 🔥 Think of it as a restaurant where the waiter doesn’t verify if you’re a real customer or not, allowing anyone to place any order, and yes, even change the recipe of the chef's special! An attacker could potentially take complete control of the device, manipulate settings, or execute malicious commands, leading to a total compromise of your network! This could result in data breaches, unauthorized access to sensitive information, and a complete loss of trust in your network's security.

Put simply

Think of it as a restaurant where the waiter doesn’t verify if you’re a real customer or not, allowing anyone to place any order, and yes, even change the recipe of the chef's special! This vulnerability resides in the 'enable' parameter of the sub_41105C function in the cstecgi.cgi file of TOTOLINK X18 v9.1.0cu.2024_B20220329, allowing arbitrary command execution without proper authorization checks.

What to do

An attacker could potentially take complete control of the device, manipulate settings, or execute malicious commands, leading to a total compromise of your network! This could result in data breaches, unauthorized access to sensitive information, and a complete loss of trust in your network's security. Immediately patch your device to the latest firmware version to eliminate this vulnerability. Regularly audit your devices and ensure they’re configured securely to limit potential attack vectors. Don’t forget to change any default credentials to keep unauthorized users out! You've got this! Stay vigilant, follow these steps, and you’ll fortify your defenses 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
0.01211 · 68.3th percentile
Published
2025-04-18T00:00Z
EPSS history
Timeline
  • 18 APR 00:00Z
    TOTOLINK X18 v9.1.0cu.2024_B20220329 has an unauthorized arbitrary command execution in the enable parameter' of the sub_41105C function of cstecgi .cgi
    cvelistv5