What’s Vulnerable › Vulnerabilities

CVE-2019-1848: Cisco DNA Center Authentication Bypass Vulnerability

• Severity: critical (CVSS 9.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-06-20 · updated 2026-06-17
• Weakness: CWE-668

Description

A vulnerability in Cisco Digital Network Architecture (DNA) Center could allow an unauthenticated, adjacent attacker to bypass authentication and access critical internal services. The vulnerability is due to insufficient access restriction to ports necessary for system operation. An attacker could exploit this vulnerability by connecting an unauthorized network device to the subnet designated for cluster services. A successful exploit could allow an attacker to reach internal services that are not hardened for external access.

Affected products

• Cisco Digital Network Architecture Center: before 1.3 — fixed in 1.3

How to fix

Upgrade to a fixed version: Cisco Digital Network Architecture Center 1.3. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/108837
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190619-dnac-bypass
• http://www.securityfocus.com/bid/108837
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190619-dnac-bypass

Get alerted when CVE-2019-1848 or the next vulnerability affects your stack