CVE-2021-34809CWE-77

Improper neutralization of special elements used in a command ('Command Injection') vulnerability in task management component in Synology Download Station…

Critical · published June 18, 2021

CVSS v3.1
9.9
EPSS
2%
Percentile
79.9
In the wild
Unconfirmed
What it is

🚨 A crafty command injection vulnerability lurks in Synology Download Station before version 3.8.16-3566, threatening your task management like a sneaky raccoon rummaging through your trash! 🔥 Think of it like a restaurant where authenticated users can sneak in their own secret ingredients into the dishes — but instead of a gourmet meal, you end up with a computer that runs whatever the intruder wants in your system! If exploited, an attacker could execute arbitrary code on your server, leading to a total compromise of your data and potentially your entire system. Imagine them taking over your digital kitchen and cooking up all sorts of malicious plans. This is absolutely devastating!

Put simply

Think of it like a restaurant where authenticated users can sneak in their own secret ingredients into the dishes — but instead of a gourmet meal, you end up with a computer that runs whatever the intruder wants in your system! This vulnerability allows remote authenticated users to inject harmful commands into the system through the task management component, causing it to execute whatever code the attacker provides.

What to do

If exploited, an attacker could execute arbitrary code on your server, leading to a total compromise of your data and potentially your entire system. Imagine them taking over your digital kitchen and cooking up all sorts of malicious plans. This is absolutely devastating! Patch your Synology Download Station immediately to version 3.8.16-3566 or later to eliminate this vulnerability. Additionally, review your user permissions to ensure only trusted users have access. Don't wait — act now! You’ve got this! Follow these steps, and you'll have your system secured in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.9 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01935 · 79.9th percentile
Weakness
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2021-06-18T03:00Z
EPSS history
Timeline
  • 18 JUN 03:00Z
    Improper neutralization of special elements used in a command ('Command Injection') vulnerability in task management component in Synology Download Station…
    cvelistv5