CVE-2021-40903

A vulnerability in Antminer Monitor 0.50.0 exists because of backdoor or misconfiguration inside a settings file in flask server

published June 17, 2022

CVSS
—
EPSS
5%
Percentile
91.5
In the wild
Unconfirmed
What it is

⚠️ A vulnerability awaits in Antminer Monitor 0.50.0, hiding in plain sight like a forgotten password scribbled on a sticky note! Think of it like a secret recipe that should be locked away but is instead written on the fridge — anyone could come along and snag it! An attacker could potentially exploit this misconfiguration, accessing sensitive settings meant to be securely stored. This could lead to unauthorized control over the server or even a full compromise of the system, leaving your operations dangling in the balance.

Put simply

Think of it like a secret recipe that should be locked away but is instead written on the fridge — anyone could come along and snag it! The vulnerability arises from a static secret string found in a settings file within the Flask server, which should have been randomly generated but isn't, allowing attackers to bypass security measures easily.

What to do

An attacker could potentially exploit this misconfiguration, accessing sensitive settings meant to be securely stored. This could lead to unauthorized control over the server or even a full compromise of the system, leaving your operations dangling in the balance. To remediate this issue, update to a secure version of Antminer Monitor if available, or check the settings file to ensure the secret is properly randomized. Additionally, implement access controls to restrict who can view this file and consider monitoring for any unusual activity. This is fixable! With a little housecleaning, you’ll lock down your setup in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04542 · 91.5th percentile
Published
2022-06-17T13:46Z
EPSS history
Timeline
  • 17 JUN 13:46Z
    A vulnerability in Antminer Monitor 0.50.0 exists because of backdoor or misconfiguration inside a settings file in flask server
    cvelistv5