CVE-2019-1832: Cisco Secure Firewall Management Center

High severity, CVSS 7.5. EPSS: 1.6% chance of exploitation in the next 30 days.

A vulnerability in the detection engine of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to bypass configured access control policies. The vulnerability is due to improper validation of ICMP packets. An attacker could exploit this vulnerability by sending crafted ICMP packets to the affected device. A successful exploit could allow the attacker to bypass configured access control policies.

Affected products

• Cisco Secure Firewall Management Center: version 6.2.0 only; version 6.2.0.5 only; version 6.2.3 only; version 6.2.3.1 only; version 6.2.3.2 only; version 6.4.0 only

Published 2019-05-16. Last modified 2026-06-17.