CVE-2020-3382CWE-798

Cisco Data Center Network Manager Authentication Bypass Vulnerability

Critical · published July 31, 2020

CVSS v3.0
9.8
EPSS
2%
Percentile
83.1
In the wild
Unconfirmed
What it is

🚨 An unauthenticated remote attacker could waltz right in and execute actions with admin privileges! This vulnerability in Cisco's Data Center Network Manager lets hackers take the reins by exploiting a common static encryption key. ⚡ Think of it like a restaurant where every chef has a duplicate master key that opens every door. If a sneaky intruder gets their hands on that key, they can access the kitchen and serve whatever dish they want, completely bypassing security checks! With this ability, an attacker could perform ANY administrative action on your network devices – from altering configurations to potentially disrupting services. The damage could be absolutely devastating, leading to data breaches or operational chaos. You've got to act fast!

Put simply

Think of it like a restaurant where every chef has a duplicate master key that opens every door. If a sneaky intruder gets their hands on that key, they can access the kitchen and serve whatever dish they want, completely bypassing security checks! This vulnerability allows attackers to craft a valid session token using a static encryption key shared among installations, resulting in unauthorized access to the REST API with admin rights.

What to do

With this ability, an attacker could perform ANY administrative action on your network devices – from altering configurations to potentially disrupting services. The damage could be absolutely devastating, leading to data breaches or operational chaos. You've got to act fast! Immediately patch your Cisco DCNM to the latest version to eliminate this vulnerability. Also, review your security practices around encryption keys to prevent unauthorized access. 🔥 You've got this! Stay vigilant and secure your systems to keep those hackers at bay! 🛡️

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
0.02296 · 83.1th percentile
Weakness
CWE-798 · Use of Hard-coded Credentials
Published
2020-07-31T00:00Z
EPSS history
Timeline
  • 31 JUL 00:00Z
    Cisco Data Center Network Manager Authentication Bypass Vulnerability
    cvelistv5