CVE-2020-28188

Remote Command Execution (RCE) vulnerability in TerraMaster TOS <= 4.2.06 allow remote unauthenticated attackers to inject OS commands via /include/makecvs.php…

published December 24, 2020

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.9th percentile for exploit probability.

CVSS
—
EPSS
96%
Percentile
99.9
In the wild
Unconfirmed
What it is

🚨 A crafty Remote Command Execution flaw lurks in TerraMaster TOS versions up to 4.2.06, letting attackers inject OS commands without ever logging in! 🔥 Think of this vulnerability like a hidden backdoor in a restaurant’s kitchen where anyone can waltz in and yell out their food orders without any checks — a recipe for chaos! 🍽️ An attacker could leverage this vulnerability to run arbitrary commands on your server, potentially gaining total control over your system. This could lead to data theft, service disruption, or even the installation of malicious software, leaving your entire setup compromised!

Put simply

Think of this vulnerability like a hidden backdoor in a restaurant’s kitchen where anyone can waltz in and yell out their food orders without any checks — a recipe for chaos! 🍽️ By exploiting the Event parameter in /include/makecvs.php, unauthenticated attackers can send OS commands directly to the server, bypassing authentication entirely. This is a serious security gap that shouldn't be overlooked.

What to do

An attacker could leverage this vulnerability to run arbitrary commands on your server, potentially gaining total control over your system. This could lead to data theft, service disruption, or even the installation of malicious software, leaving your entire setup compromised! Immediately patch your TerraMaster TOS to the latest version if you're still using 4.2.06 or earlier. If patching isn’t possible right away, consider restricting access to the vulnerable component to trusted IPs until a fix is applied. 🛡️ You've got this! Follow these steps and you'll be back in control in no time! 💪✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.96389 · 99.9th percentile
Published
2020-12-24T00:00Z
EPSS history
Timeline
  • 24 DEC 00:00Z
    Remote Command Execution (RCE) vulnerability in TerraMaster TOS <= 4.2.06 allow remote unauthenticated attackers to inject OS commands via /include/makecvs.php…
    cvelistv5