CVE-2023-20238CWE-287

A vulnerability in the single sign-on (SSO) implementation of Cisco BroadWorks Application Delivery Platform and Cisco BroadWorks Xtended Services Platform…

Critical · published September 6, 2023

CVSS v3.1
10.0
EPSS
15%
Percentile
96.7
In the wild
Unconfirmed
What it is

🚨 An unauthenticated attacker just needs a user ID to forge credentials and waltz into your Cisco BroadWorks system! That's like getting a VIP pass to a concert with a simple phone call! 🔥 Think of the Cisco BroadWorks system as a high-security concert with a velvet rope. If someone can convince the bouncer that they have a ticket (forged credentials), they're suddenly backstage, able to do whatever they want—alter the show, mess with the sound system, or even cancel the event! If an attacker pulls this off, they could not only engage in toll fraud but also take control at an admin level. We're talking about a full-blown security breach—confidential information could be exposed, customer settings could be altered, and the entire user experience could be thrown into chaos. This is absolutely devastating!

Put simply

Think of the Cisco BroadWorks system as a high-security concert with a velvet rope. If someone can convince the bouncer that they have a ticket (forged credentials), they're suddenly backstage, able to do whatever they want—alter the show, mess with the sound system, or even cancel the event! The vulnerability arises from a flaw in the single sign-on (SSO) validation method within the Cisco BroadWorks platforms, allowing attackers to authenticate with forged credentials if they possess a valid user ID associated with the system.

What to do

If an attacker pulls this off, they could not only engage in toll fraud but also take control at an admin level. We're talking about a full-blown security breach—confidential information could be exposed, customer settings could be altered, and the entire user experience could be thrown into chaos. This is absolutely devastating! Immediate action is crucial: update your Cisco BroadWorks Application Delivery and Xtended Services platforms to the latest patched versions. Ensure your user IDs are protected and regularly audit your authentication methods. ⚡ You've got this! With a few strategic updates, you'll lock down your Cisco systems and keep those pesky attackers at bay! 🛡️

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:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.15084 · 96.7th percentile
Weakness
CWE-287 · Improper Authentication
Published
2023-09-06T17:08Z
EPSS history
Timeline
  • 06 SEP 17:08Z
    A vulnerability in the single sign-on (SSO) implementation of Cisco BroadWorks Application Delivery Platform and Cisco BroadWorks Xtended Services Platform…
    cvelistv5