CVE-2024-8887CWE-1284

Authentication bypass vulnerability on CIRCUTOR Q-SMT

Critical · published September 18, 2024

CVSS v3.1
10.0
EPSS
1%
Percentile
45.7
In the wild
Unconfirmed
What it is

🚨 A crafty attacker can slip past the login gates of CIRCUTOR Q-SMT firmware version 1.0.4, causing a total service shutdown! 🔥 Think of it as someone bypassing security at a concert, getting access to the stage, and turning off the sound system — chaos ensues! This Denial of Service (DoS) vulnerability lets an attacker completely disrupt the device's functionality, leaving it unresponsive and locking out legitimate users from their own system. In essence, your device could be rendered completely useless, leading to significant operational downtime and disruption.

Put simply

Think of it as someone bypassing security at a concert, getting access to the stage, and turning off the sound system — chaos ensues! By circumventing the authentication mechanisms on the login page of the CIRCUTOR Q-SMT, an attacker can access all web-level functionalities, effectively launching a service denial attack on the device.

What to do

This Denial of Service (DoS) vulnerability lets an attacker completely disrupt the device's functionality, leaving it unresponsive and locking out legitimate users from their own system. In essence, your device could be rendered completely useless, leading to significant operational downtime and disruption. Immediate action is critical! Ensure you update the firmware to the latest version that resolves this vulnerability. Additionally, review and tighten access controls to the web service to prevent unauthorized access. You’ve got this! Keeping your devices updated will help you secure your turf and maintain functionality. 🛡️

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00558 · 45.7th percentile
Weakness
CWE-1284 · Improper Validation of Specified Quantity in Input
Published
2024-09-18T11:05Z
EPSS history
Timeline
  • 18 SEP 11:05Z
    Authentication bypass vulnerability on CIRCUTOR Q-SMT
    cvelistv5