CVE-2023-22814CWE-290

Authentication Bypass issue in My Cloud OS 5 devices

Critical · published June 30, 2023

CVSS v3.1
10.0
EPSS
1%
Percentile
52.1
In the wild
Unconfirmed
What it is

🚨 An attacker can impersonate any user by simply spoofing a token! This critical issue in My Cloud OS 5 devices poses a severe risk if left unaddressed. 🔥 Think of it like a VIP party where someone sneaks in with a fake invitation. Everyone believes they belong, but they could cause chaos before anyone realizes they don't have the right to be there! If exploited, an attacker could assume the identity of any user, gaining unauthorized access to sensitive data and systems. This could lead to data breaches, privacy violations, and potentially catastrophic consequences for individuals and organizations alike!

Put simply

Think of it like a VIP party where someone sneaks in with a fake invitation. Everyone believes they belong, but they could cause chaos before anyone realizes they don't have the right to be there! This vulnerability allows an attacker to bypass authentication by spoofing a token in the token-based authentication mechanism, effectively impersonating a legitimate user without any proper credentials.

What to do

If exploited, an attacker could assume the identity of any user, gaining unauthorized access to sensitive data and systems. This could lead to data breaches, privacy violations, and potentially catastrophic consequences for individuals and organizations alike! Immediate action is required: Patch your My Cloud OS 5 devices to version 5.26.202 or later. Additionally, review your authentication mechanisms to ensure there are no other weaknesses. Don't wait—protect your data now! You've got this! Stay proactive, follow the steps, and help secure your systems! 🛡️

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00687 · 52.1th percentile
Weakness
CWE-290 · Authentication Bypass by Spoofing
Published
2023-06-30T23:05Z
EPSS history
Timeline
  • 30 JUN 23:05Z
    Authentication Bypass issue in My Cloud OS 5 devices
    cvelistv5