CVE-2021-26472

Unauthenticated remote command execution with SYSTEM privileges in Vembu products

Critical · published June 8, 2021

CVSS v3.1
10.0
EPSS
2%
Percentile
84.3
In the wild
Unconfirmed
What it is

🚨 An unauthenticated attacker can exploit this critical vulnerability to execute commands on your Windows system with SYSTEM privileges — that’s like handing over the keys to the kingdom! 🔥 Picture a delivery driver showing up with a package and, instead of checking for ID, the receptionist just lets them into the server room. That's exactly what this flaw does by allowing anyone to run any OS command without authentication! This mind-blowingly simple vulnerability could lead to an attacker taking full control of your system, allowing them to access sensitive data, install malicious software, or even disrupt your entire operations. The consequences can be absolutely devastating!

Put simply

Picture a delivery driver showing up with a package and, instead of checking for ID, the receptionist just lets them into the server room. That's exactly what this flaw does by allowing anyone to run any OS command without authentication! CVE-2021-26472 affects VembuBDR and VembuOffsiteDR before version 4.2.0.1, where the HTTP API at /consumerweb/secure/download.php can be exploited to execute arbitrary OS commands due to lack of authentication checks.

What to do

This mind-blowingly simple vulnerability could lead to an attacker taking full control of your system, allowing them to access sensitive data, install malicious software, or even disrupt your entire operations. The consequences can be absolutely devastating! Immediately upgrade VembuBDR and VembuOffsiteDR to version 4.2.0.1 or later. Ensure that your configurations restrict access to sensitive APIs and regularly audit your system for unauthorized access. Don't wait — secure your system today! You've got this! Follow these steps, and you'll be on your way to locking down your system like a true security hero! 🛡️

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
0.02459 · 84.3th percentile
Published
2021-06-08T18:37Z
EPSS history
Timeline
  • 08 JUN 18:37Z
    Unauthenticated remote command execution with SYSTEM privileges in Vembu products
    cvelistv5