CVE-2024-5322CWE-288

N-central Authentication Bypass via Session Rebinding

Critical · published July 1, 2024

CVSS v3.1
9.1
EPSS
0%
Percentile
34.1
In the wild
Unconfirmed
What it is

🚨 A crafty session rebinding flaw lets authenticated users bypass security — it's like a VIP badge that suddenly works for anyone who claims it! 🔥 Think of it as a concert where only certain people can enter the backstage area using a special wristband. If someone figures out how to claim that wristband, they can waltz right in, no questions asked! This vulnerability allows an attacker to effectively impersonate an already logged-in user, giving them access to sensitive data and functionality. Imagine the chaos if an unauthorized person could slip into your admin panel and change settings or steal valuable information — absolutely devastating for your security!

Put simply

Think of it as a concert where only certain people can enter the backstage area using a special wristband. If someone figures out how to claim that wristband, they can waltz right in, no questions asked! The N-central server's session rebinding vulnerability occurs when authenticated users can be exploited through Entra SSO, allowing attackers to bypass authentication and gain unauthorized access.

What to do

This vulnerability allows an attacker to effectively impersonate an already logged-in user, giving them access to sensitive data and functionality. Imagine the chaos if an unauthorized person could slip into your admin panel and change settings or steal valuable information — absolutely devastating for your security! Immediately update your N-central server to version 2024.3 or later to close this critical gap. Additionally, review your authentication methods and consider implementing additional layers of security, such as multi-factor authentication, to bolster your defenses. You've got this! With these steps, you'll secure your environment in no time. 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00410 · 34.1th percentile
Weakness
CWE-288 · Authentication Bypass Using an Alternate Path or Channel
Published
2024-07-01T20:46Z
EPSS history
Timeline
  • 01 JUL 20:46Z
    N-central Authentication Bypass via Session Rebinding
    cvelistv5