CVE-2023-28503CWE-798

Authentication bypass in UniRPC's udadmin service

Critical · published March 29, 2023

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.2th percentile for exploit probability.

CVSS v3.1
9.8
EPSS
62%
Percentile
99.2
In the wild
Unconfirmed
What it is

🚨 An authentication bypass vulnerability in Rocket Software could give attackers root user access with just a special username and a predetermined password! 🔥 Think of it as a restaurant where one employee has the secret code to the kitchen and can walk in at any time without showing ID — they could whip up anything without anyone noticing! This flaw could be absolutely devastating, allowing an attacker to execute OS commands as the root user, potentially leading to data breaches, system compromises, or even complete control of affected systems. Imagine an unauthorized party having the keys to your entire operation — a nightmare!

Put simply

Think of it as a restaurant where one employee has the secret code to the kitchen and can walk in at any time without showing ID — they could whip up anything without anyone noticing! This vulnerability occurs in Rocket Software UniData and UniVerse versions prior to the specified builds, allowing an attacker to bypass standard authentication checks by using a crafted username and password combination, ultimately gaining root access.

What to do

This flaw could be absolutely devastating, allowing an attacker to execute OS commands as the root user, potentially leading to data breaches, system compromises, or even complete control of affected systems. Imagine an unauthorized party having the keys to your entire operation — a nightmare! To secure your systems, immediately upgrade to UniData version 8.2.4 build 3003 or UniVerse version 11.3.5 build 1001 or 12.2.1 build 2002. Additionally, review your authentication processes and ensure no hardcoded credentials are left unguarded. Regular security audits can also help catch such issues early! You've got this! Follow these steps and keep your systems safe and sound! 🛡️

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
0.62136 · 99.2th percentile
Weakness
CWE-798 · Use of Hard-coded Credentials
Published
2023-03-29T20:09Z
EPSS history
Timeline
  • 29 MAR 20:09Z
    Authentication bypass in UniRPC's udadmin service
    cvelistv5