CVE-2019-1848CWE-668

Cisco DNA Center Authentication Bypass Vulnerability

Critical 路 published June 20, 2019

CVSS v3.0
9.3
EPSS
1%
Percentile
53.7
In the wild
Unconfirmed
What it is

馃毃 An unauthenticated attacker can easily bypass security and gain access to critical internal services just by plugging in a device! 馃敟 Imagine a sneaky delivery driver who manages to drop off a package in a secure area of a company just because the gate was left ajar. This vulnerability in Cisco DNA Center allows someone to stroll right into a restricted zone without any ID check! If exploited, this vulnerability could allow attackers to access sensitive internal services that are not fortified against an external breach. This leaves a gaping hole for data theft, unauthorized modifications, or even service disruptions, posing an absolutely devastating risk to your network's integrity!

Put simply

Imagine a sneaky delivery driver who manages to drop off a package in a secure area of a company just because the gate was left ajar. This vulnerability in Cisco DNA Center allows someone to stroll right into a restricted zone without any ID check! This vulnerability stems from insufficient access restrictions to ports necessary for system operation, enabling attackers to connect unauthorized devices to the cluster services subnet and interact with internal services.

What to do

If exploited, this vulnerability could allow attackers to access sensitive internal services that are not fortified against an external breach. This leaves a gaping hole for data theft, unauthorized modifications, or even service disruptions, posing an absolutely devastating risk to your network's integrity! To protect against this threat, immediately patch your Cisco DNA Center to the latest version. Additionally, ensure that proper network segmentation and access control measures are in place to restrict unauthorized device connections. Regularly audit your network devices for compliance and security! You've got this! Follow these steps and keep your network fortress strong! 馃Ω

The record
Technical detail
CVSS v3.0
9.3 路 CRITICAL
Vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00729 路 53.7th percentile
Weakness
CWE-668 路 Exposure of Resource to Wrong Sphere
Published
2019-06-20T02:55Z
EPSS history
Timeline
  • 20 JUN 02:55Z
    Cisco DNA Center Authentication Bypass Vulnerability
    cvelistv5