CVE-2021-38685CWE-78

Command Injection Vulnerability in VioStor

Critical · published November 26, 2021

CVSS v3.1
9.8
EPSS
1%
Percentile
73.6
In the wild
Unconfirmed
What it is

🚨 A command injection vulnerability in QNAP's VioStor is like inviting a stranger into your home and giving them the keys — with just a command, they can do anything they want! 🔥 Think of it as a restaurant where a customer can walk into the kitchen and make any dish they desire without the chef's permission — utterly chaotic and dangerous! If exploited, this vulnerability allows remote attackers to run arbitrary commands on your device, putting your entire setup at risk. They could access sensitive data, manipulate settings, or even take full control of your system. The potential ramifications are absolutely devastating!

Put simply

Think of it as a restaurant where a customer can walk into the kitchen and make any dish they desire without the chef's permission — utterly chaotic and dangerous! This command injection vulnerability allows an attacker to send malicious commands to the QNAP VioStor device, enabling them to execute arbitrary code remotely without authentication.

What to do

If exploited, this vulnerability allows remote attackers to run arbitrary commands on your device, putting your entire setup at risk. They could access sensitive data, manipulate settings, or even take full control of your system. The potential ramifications are absolutely devastating! To protect against this vulnerability, make sure to update to QVR FW 5.1.6 build 20211109 or later immediately. Regularly review your device configurations and security policies to prevent such threats. Don't forget to monitor for unusual activity as an added precaution! You've got this! 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
0.01471 · 73.6th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2021-11-26T14:00Z
EPSS history
Timeline
  • 26 NOV 14:00Z
    Command Injection Vulnerability in VioStor
    cvelistv5