CVE-2020-3411: Cisco DNA Center Information Disclosure Vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-08-17 · updated 2026-06-17
Weakness: CWE-200

Description

A vulnerability in Cisco DNA Center software could allow an unauthenticated remote attacker access to sensitive information on an affected system. The vulnerability is due to improper handling of authentication tokens by the affected software. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker access to sensitive device information, which includes configuration files.

Affected products

Cisco Digital Network Architecture Center (DNA Center): from 1.3 before 1.3.1.4 — fixed in 1.3.1.4

How to fix

Upgrade to a fixed version: Cisco Digital Network Architecture Center (DNA Center) 1.3.1.4. Check the vendor advisory for mitigations.

References

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