CVE-2019-1832 Cisco Firepower Threat Defense Software Detection Engine Policy Bypass Vulnerability
Remote attackers can bypass access control policies on Cisco Firepower Threat Defense devices by sending crafted ICMP packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-1832?
CVE-2019-1832 is a medium-severity vulnerability in Cisco Secure Firewall Management Center, published on 16 May 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-693
Which versions are affected by CVE-2019-1832?
It affects 1 product.
Products include Cisco Secure Firewall Management Center.
How do I fix CVE-2019-1832?
No fix has been published for CVE-2019-1832 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-1832 being exploited?
There is no known exploitation of CVE-2019-1832 in the wild and no public exploit code.
Other vulnerabilities in Cisco Secure Firewall Management Center
- CVE-2026-20079 Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel
- CVE-2026-20131 Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management Deserialization of Untrusted Data
- CVE-2026-20316 Cisco Secure Firewall Management Center Use of Hard-coded Password
- CVE-2025-20265 Cisco Secure Firewall Management Center Software Radius Remote Code Execution Vulnerability
- CVE-2024-20424 Command injection in Cisco Firepower Management Center
Sources
Also known as GHSA-6h59-64rj-g8fp.