CVE-2017-6789 : Exploit Details and Defense Strategies

A vulnerability in the web interface of Cisco Unified Intelligence Center could allow an unauthenticated attacker to compromise system integrity through a specific type of cross-site scripting (XSS) attack.

Understanding CVE-2017-6789

This CVE involves a vulnerability in the web interface of Cisco Unified Intelligence Center that could be exploited by an unauthenticated attacker to impact system integrity.

What is CVE-2017-6789?

The vulnerability is related to a specific type of cross-site scripting (XSS) attack known as Document Object Model (DOM)-based attack, occurring on the client-side or environment-side due to lack of validation of user-supplied data in the DOM input. Attackers can manipulate the system's database by sending modified URLs containing malicious DOM statements.

The Impact of CVE-2017-6789

If successfully exploited, the attacker can compromise the system's integrity by manipulating the database, potentially leading to severe consequences.

Technical Details of CVE-2017-6789

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in the web interface of Cisco Unified Intelligence Center allows attackers to execute a DOM-based XSS attack by sending crafted URLs with malicious DOM statements.

Affected Systems and Versions

Specific versions like 11.0(1)ES10 are affected by this vulnerability.

Exploitation Mechanism

Attackers exploit the lack of validation of user-supplied data in the DOM input by sending modified URLs containing malicious DOM statements to the targeted system.

Mitigation and Prevention

Protecting systems from CVE-2017-6789 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Cisco promptly.
Implement network segmentation to limit the impact of potential attacks.
Monitor and analyze network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update and patch all software and applications.
Conduct security training for employees to raise awareness of potential threats.
Implement strong access controls and authentication mechanisms.

Patching and Updates

Ensure that the affected systems are updated with the latest patches and security fixes to mitigate the vulnerability.