CVE-2023-20059: Cisco DNA Center Information Disclosure Vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-03-23 · updated 2026-06-17
Weakness: CWE-555

Description

A vulnerability in the implementation of the Cisco Network Plug-and-Play (PnP) agent of Cisco DNA Center could allow an authenticated, remote attacker to view sensitive information in clear text. The attacker must have valid low-privileged user credentials. This vulnerability is due to improper role-based access control (RBAC) with the integration of PnP. An attacker could exploit this vulnerability by authenticating to the device and sending a query to an internal API. A successful exploit could allow the attacker to view sensitive information in clear text, which could include configuration files.

Affected products

Cisco Digital Network Architecture Center (DNA Center): before 2.3.3.7; from 2.3.4.0 before 2.3.5.0 — fixed in 2.3.3.7, 2.3.5.0

How to fix

Upgrade to a fixed version: Cisco Digital Network Architecture Center (DNA Center) 2.3.3.7, 2.3.5.0. Check the vendor advisory for mitigations.

References

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