CVE-2018-0238CWE-287

A vulnerability in the role-based resource checking functionality of the Cisco Unified Computing System (UCS) Director could allow an authenticated, remote…

published April 19, 2018

CVSS
—
EPSS
5%
Percentile
92.2
In the wild
Unconfirmed
What it is

⚠️ An authenticated attacker can play puppet master in your virtual machines! With a clever username tweak and a valid password, they can view and manipulate any VM in the UCS Director like a director calling the shots behind the scenes. 🎭 Think of the UCS Director as a theater where every virtual machine is an actor. If someone sneaks backstage with a fake pass, they could take the place of any actor, performing unauthorized scenes without anyone noticing! This vulnerability could lead to devastating data exposure and unauthorized control over all virtual machines within the UCS Director. Imagine an attacker gaining access to sensitive configurations and user data—your virtual stage can quickly become a chaotic performance without any oversight!

Put simply

Think of the UCS Director as a theater where every virtual machine is an actor. If someone sneaks backstage with a fake pass, they could take the place of any actor, performing unauthorized scenes without anyone noticing! The flaw stems from improper user authentication checks, allowing attackers to log in with modified usernames and valid passwords. Once inside, they can access and manage all virtual machines linked to the end-user portal without restriction.

What to do

This vulnerability could lead to devastating data exposure and unauthorized control over all virtual machines within the UCS Director. Imagine an attacker gaining access to sensitive configurations and user data—your virtual stage can quickly become a chaotic performance without any oversight! To protect against this vulnerability, patch to UCS Director version 6.0 or 6.5 post-patch 3 immediately. Review user permissions and ensure strict authentication checks to prevent unauthorized access. It's also wise to regularly audit user roles and configurations to catch any discrepancies early! You've got this! With these steps, you’ll lock down your virtual environment and keep those unauthorized puppeteers at bay! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04984 · 92.2th percentile
Weakness
CWE-287 · Improper Authentication
Published
2018-04-19T20:00Z
EPSS history
Timeline
  • 19 APR 20:00Z
    A vulnerability in the role-based resource checking functionality of the Cisco Unified Computing System (UCS) Director could allow an authenticated, remote…
    cvelistv5