CVE-2021-38457CWE-284

AUVESY Versiondog

Critical · published October 22, 2021

CVSS v3.1
9.8
EPSS
1%
Percentile
70.8
In the wild
Unconfirmed
What it is

🚨 An attacker can connect directly to the server without any authentication—like a door left wide open with a sign saying ‘Come on in!’ 🔥 This vulnerability is akin to a hotel that allows guests to check into rooms without showing ID—anyone can simply waltz in and access everything without a key. It's absolutely devastating, as it essentially removes all barriers to entry! An attacker could exploit this to establish a session with the server and gain unauthorized access, leading to potential data breaches or service disruptions. They could perform harmful actions as if they were a legitimate user, jeopardizing sensitive information and system integrity!

Put simply

This vulnerability is akin to a hotel that allows guests to check into rooms without showing ID—anyone can simply waltz in and access everything without a key. It's absolutely devastating, as it essentially removes all barriers to entry! This vulnerability allows attackers to initiate a session with the server without undergoing any authentication process, making it a critical security hole.

What to do

An attacker could exploit this to establish a session with the server and gain unauthorized access, leading to potential data breaches or service disruptions. They could perform harmful actions as if they were a legitimate user, jeopardizing sensitive information and system integrity! Immediate action is essential: implement strict authentication mechanisms to ensure that all communications are authenticated. Review and patch the affected server software, and consider employing additional security layers like firewalls to monitor access. Make sure to test thoroughly! You've got this! By taking these actions, you’ll lock down your server and keep those pesky intruders out. 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01335 · 70.8th percentile
Weakness
CWE-284 · Improper Access Control
Published
2021-10-22T11:23Z
EPSS history
Timeline
  • 22 OCT 11:23Z
    AUVESY Versiondog
    cvelistv5