CVE-2021-45840

It is possible to execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by sending specifically crafted input to…

published April 25, 2022

CVSS
—
EPSS
4%
Percentile
90.2
In the wild
Unconfirmed
What it is

🚨 A simple crafted request could give an attacker root access on Terramaster F4-210 and F2-210 devices — talk about a game of digital hide and seek gone wrong! 🔥 Imagine letting someone into your home just because they knocked on the door and said the right password — that's what’s happening here with this vulnerability. The server is taking commands at face value, like a doorman who doesn't check IDs before letting guests in for a wild party! If exploited, an attacker could gain complete control of the device, allowing them to execute arbitrary commands as root. This could lead to unauthorized access to sensitive data or even total system compromise, which is absolutely devastating for any user. 🔥

Put simply

Imagine letting someone into your home just because they knocked on the door and said the right password — that's what’s happening here with this vulnerability. The server is taking commands at face value, like a doorman who doesn't check IDs before letting guests in for a wild party! This vulnerability in Terramaster TOS 4.2.X allows attackers to execute arbitrary commands by sending specially crafted input to the /tos/index.php?app/app_start_stop endpoint, bypassing security checks altogether.

What to do

If exploited, an attacker could gain complete control of the device, allowing them to execute arbitrary commands as root. This could lead to unauthorized access to sensitive data or even total system compromise, which is absolutely devastating for any user. 🔥 To mitigate this issue, it's crucial to update your Terramaster devices to the latest firmware version as soon as possible. Additionally, monitor your network for any unusual activity that may indicate an attempted exploit. 🛡️ You’ve got this! Take action now and secure your devices to keep the digital intruders at bay! 💪✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03877 · 90.2th percentile
Published
2022-04-25T10:25Z
EPSS history
Timeline
  • 25 APR 10:25Z
    It is possible to execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by sending specifically crafted input to…
    cvelistv5