CVE-2021-33841CWE-78

Circutor SGE-PLC1000 OS command Injection

Critical · published June 9, 2021

CVSS v3.1
10.0
EPSS
2%
Percentile
82.8
In the wild
Unconfirmed
What it is

🚨 A remote attacker can inject malicious code into the SGE-PLC1000 device with maximum privileges, and this isn't just a minor oversight — it's a critical vulnerability! 🔥 Think of it like a construction foreman who never checks the credentials of the contractors — anyone can walk in and start building without oversight. That's the situation with this firmware flaw, as it allows remote attackers to take total control without even showing a badge! An attacker could completely compromise the device's operating system, leading to unauthorized access, data manipulation, or even a complete system takeover. This is absolutely devastating for any infrastructure relying on the SGE-PLC1000, as it opens the floodgates for malicious activities.

Put simply

Think of it like a construction foreman who never checks the credentials of the contractors — anyone can walk in and start building without oversight. That's the situation with this firmware flaw, as it allows remote attackers to take total control without even showing a badge! This vulnerability stems from improper request handling in the SGE-PLC1000's firmware (version 0.9.2b), allowing attackers to execute arbitrary code with maximum privileges, essentially bypassing all security measures.

What to do

An attacker could completely compromise the device's operating system, leading to unauthorized access, data manipulation, or even a complete system takeover. This is absolutely devastating for any infrastructure relying on the SGE-PLC1000, as it opens the floodgates for malicious activities. Immediately update the firmware to the latest version to address this critical vulnerability. Conduct a thorough review of your network for any potentially compromised devices and implement strict access controls to minimize risk. You've got this! By taking action now, you can secure your devices and keep threats at bay! 🛡️

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
0.02247 · 82.8th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2021-06-09T11:50Z
EPSS history
Timeline
  • 09 JUN 11:50Z
    Circutor SGE-PLC1000 OS command Injection
    cvelistv5