CVE-2019-15975CWE-798

Cisco Data Center Network Manager Authentication Bypass Vulnerabilities

Critical · published January 6, 2020

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.9th percentile for exploit probability.

CVSS v3.0
9.8
EPSS
96%
Percentile
99.9
In the wild
Unconfirmed
What it is

🚨 An unauthenticated remote attacker can waltz right into your Cisco Data Center Network Manager and take charge! 🔥 Think of it as a restaurant where the front door is wide open, and anyone can walk into the kitchen, grab a chef’s hat, and start cooking without anyone asking for credentials or checking in. This vulnerability allows attackers to do just that, bypassing all security checks without breaking a sweat! If exploited, an attacker could execute arbitrary actions with full administrative privileges. This is absolutely devastating for your network; they could steal sensitive data, disrupt services, or even alter configurations to suit their malicious needs—all without any authentication!

Put simply

Think of it as a restaurant where the front door is wide open, and anyone can walk into the kitchen, grab a chef’s hat, and start cooking without anyone asking for credentials or checking in. This vulnerability allows attackers to do just that, bypassing all security checks without breaking a sweat! Multiple vulnerabilities in Cisco DCNM's authentication mechanisms allow attackers to bypass authentication entirely and gain unauthorized administrative access to affected devices.

What to do

If exploited, an attacker could execute arbitrary actions with full administrative privileges. This is absolutely devastating for your network; they could steal sensitive data, disrupt services, or even alter configurations to suit their malicious needs—all without any authentication! To protect your network, patch your Cisco DCNM to the latest version immediately. Ensure your security configurations are reviewed and tightened to prevent unauthorized access. Conduct a thorough audit of your network permissions and access controls to reinforce defenses. You've got this! Follow these steps, and you'll have your defenses reinforced in no time! 🛡️

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.96455 · 99.9th percentile
Weakness
CWE-798 · Use of Hard-coded Credentials
Published
2020-01-06T07:40Z
EPSS history
Timeline
  • 06 JAN 07:40Z
    Cisco Data Center Network Manager Authentication Bypass Vulnerabilities
    cvelistv5