CVE-2021-34810CWE-269

Improper privilege management vulnerability in cgi component in Synology Download Station before 3.8.16-3566 allows remote authenticated users to execute…

Critical · published June 18, 2021

CVSS v3.1
9.9
EPSS
1%
Percentile
71.7
In the wild
Unconfirmed
What it is

🚨 A troubling privilege mismanagement in Synology Download Station could let remote authenticated users launch arbitrary code on your system! 🔥 Think of this vulnerability as a hotel check-in system that mistakenly gives every guest a master key — suddenly, anyone can access any room, no questions asked! 🔑 An attacker could exploit this flaw to execute any code they desire, effectively gaining full control over your system. This could lead to data breaches, unauthorized access to sensitive information, and even total system compromise, making it absolutely devastating!

Put simply

Think of this vulnerability as a hotel check-in system that mistakenly gives every guest a master key — suddenly, anyone can access any room, no questions asked! 🔑 The improper privilege management in the cgi component of Synology Download Station before version 3.8.16-3566 allows authenticated users to execute arbitrary code, bypassing intended security restrictions.

What to do

An attacker could exploit this flaw to execute any code they desire, effectively gaining full control over your system. This could lead to data breaches, unauthorized access to sensitive information, and even total system compromise, making it absolutely devastating! Update Synology Download Station to version 3.8.16-3566 or later immediately to close this loophole. Regularly review user permissions and ensure that only trusted users have access to sensitive components. 🛡️ You've got this! With a quick patch, you'll bolster your defenses and keep your system secure! 💪✨

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
0.01369 · 71.7th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2021-06-18T03:00Z
EPSS history
Timeline
  • 18 JUN 03:00Z
    Improper privilege management vulnerability in cgi component in Synology Download Station before 3.8.16-3566 allows remote authenticated users to execute…
    cvelistv5