Cisco Firepower Threat Defense ASA Software Improper Authentication Vulnerability

Summary

A vulnerability in the normalization functionality of Cisco Firepower Threat Defense Software, Cisco FirePOWER Services Software for ASA, and Cisco Firepower Management Center Software could allow an unauthenticated, remote attacker to bypass filtering protections. The vulnerability is due to insufficient normalization of a text-based payload. 

Credit:

The information has been provided by Vendor

The original article can be found at:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190816-ftd-null

 


Details

An attacker could exploit this vulnerability by sending traffic that contains specifically obfuscated payloads through an affected device. An exploit could allow the attacker to bypass filtering and deliver malicious payloads to protected systems that would otherwise be blocked.

 

Vulnerable Systems:

Cisco Firepower Threat Defense Software

Cisco FirePOWER Services Software for ASA

Cisco Firepower Management Center Software 

 

CVE Information:

CVE-2019-1981

 

Disclosure Timeline:
Published Date:11/5/2019