CVE-2019-1949 : Exploit Details and Defense Strategies

A weakness has been identified in the internet-based control interface of Cisco Firepower Management Center, potentially allowing an attacker to execute a cross-site scripting (XSS) attack. This vulnerability stems from inadequate verification of user-provided information, enabling the attacker to execute arbitrary script code or access sensitive data.

Understanding CVE-2019-1949

This CVE pertains to a persistent cross-site scripting vulnerability in Cisco Firepower Management Center.

What is CVE-2019-1949?

The vulnerability in the internet-based control interface of Cisco Firepower Management Center could be exploited by an authorized attacker to conduct a cross-site scripting (XSS) attack, compromising user data and system integrity.

The Impact of CVE-2019-1949

The vulnerability could allow an attacker to execute arbitrary script code within the affected interface or gain access to sensitive browser-related data, posing a risk to user privacy and system security.

Technical Details of CVE-2019-1949

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The flaw lies in the inadequate verification of user-provided information by the control interface, enabling the XSS attack.

Affected Systems and Versions

Product: Cisco Firepower Management Center
Vendor: Cisco
Versions Affected: Less than 6.4.0

Exploitation Mechanism

To exploit this vulnerability, the attacker needs to trick a user into clicking on a malicious link, allowing the execution of arbitrary script code.

Mitigation and Prevention

Protect your systems from CVE-2019-1949 with the following measures:

Immediate Steps to Take

Implement security patches provided by Cisco.
Educate users about phishing attacks and suspicious links.
Monitor network traffic for any signs of exploitation.

Long-Term Security Practices

Regularly update and patch all software and systems.
Conduct security training for employees to enhance awareness.
Utilize web application firewalls to detect and prevent XSS attacks.

Patching and Updates

Apply the latest security updates and patches released by Cisco to address the vulnerability effectively.