CVE-2023-39420CWE-798

Use of Hard-coded Credentials in RDPCore.dll

Critical · published September 7, 2023

CVSS v3.1
9.9
EPSS
1%
Percentile
53.9
In the wild
Unconfirmed
What it is

🚨 A remote user can exploit a daily password routine in RDPCore.dll to gain admin access — imagine a key that changes every day, but once you find out how to create it, you’re in! 🔥 Think of it like having a special code to access a VIP event that changes daily, but if someone learns how to decode it, they can stroll right in and take control of everything. This vulnerability allows attackers to generate the admin password, letting them into the customer deployment without any barriers. An attacker could completely hijack the admin account, gaining unrestricted access to sensitive customer data and application settings. This could lead to data breaches, manipulation of sensitive information, or even service disruptions — a nightmare scenario for any organization!

Put simply

Think of it like having a special code to access a VIP event that changes daily, but if someone learns how to decode it, they can stroll right in and take control of everything. This vulnerability allows attackers to generate the admin password, letting them into the customer deployment without any barriers. The issue lies in the RDPCore.dll component of the IRM Next Generation booking engine, where a reverse-engineering effort can reveal the algorithm for generating the daily administrative password, allowing unauthorized remote access.

What to do

An attacker could completely hijack the admin account, gaining unrestricted access to sensitive customer data and application settings. This could lead to data breaches, manipulation of sensitive information, or even service disruptions — a nightmare scenario for any organization! Immediate action is essential! Ensure to patch the RDPCore.dll component to a secure version as soon as it's available. Additionally, consider implementing additional security measures such as two-factor authentication to bolster access controls. You've got this! Stay proactive, follow these steps, and keep your systems secure. 🛡️

The record
Technical detail
CVSS v3.1
9.9 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00734 · 53.9th percentile
Weakness
CWE-798 · Use of Hard-coded Credentials
Published
2023-09-07T12:17Z
EPSS history
Timeline
  • 07 SEP 12:17Z
    Use of Hard-coded Credentials in RDPCore.dll
    cvelistv5