CVE-2020-35665

An unauthenticated command-execution vulnerability exists in TerraMaster TOS through 4.2.06 via shell metacharacters in the Event parameter in…

published December 23, 2020

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.6th percentile for exploit probability.

CVSS
—
EPSS
78%
Percentile
99.6
In the wild
Unconfirmed
What it is

⚠️ A crafty command-execution vulnerability lurks in TerraMaster TOS, letting anyone exploit shell metacharacters in the Event parameter without authentication! 🔥 Think of this like a clever waiter who takes orders without checking IDs — if they don’t verify who’s at the table, anyone could sneak in and change the whole menu! An unauthenticated attacker could potentially execute arbitrary commands on the server, leading to unauthorized access, data manipulation, or even a full takeover of the system. Imagine a situation where someone could alter critical settings or access sensitive information all because they slipped in a sneaky command.

Put simply

Think of this like a clever waiter who takes orders without checking IDs — if they don’t verify who’s at the table, anyone could sneak in and change the whole menu! This vulnerability arises from inadequate validation of user input in the CSV creation process, specifically in the Event parameter of include/makecvs.php. Attackers can insert shell metacharacters, allowing them to execute commands on the server without proper authorization.

What to do

An unauthenticated attacker could potentially execute arbitrary commands on the server, leading to unauthorized access, data manipulation, or even a full takeover of the system. Imagine a situation where someone could alter critical settings or access sensitive information all because they slipped in a sneaky command. To close this loophole, update your TerraMaster TOS to the latest version available. Ensure strict input validation is in place for the Event parameter to prevent the execution of unwanted commands. Regularly audit your configurations to maintain security best practices. You've got this! By patching up this vulnerability, you’re taking a huge step toward securing your system! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.78480 · 99.6th percentile
Published
2020-12-23T00:00Z
EPSS history
Timeline
  • 23 DEC 00:00Z
    An unauthenticated command-execution vulnerability exists in TerraMaster TOS through 4.2.06 via shell metacharacters in the Event parameter in…
    cvelistv5