CVE-2017-6683 : Security Advisory and Response

Cisco Elastic Services Controllers have a vulnerability in the esc_listener.py script that allows a remote attacker to execute arbitrary commands on the affected system. This vulnerability is also known as Authentication Request Processing Arbitrary Command Execution Vulnerability.

Understanding CVE-2017-6683

This CVE involves a security flaw in Cisco Elastic Services Controllers that enables unauthorized command execution.

What is CVE-2017-6683?

The vulnerability in the esc_listener.py script of Cisco Elastic Services Controllers permits a remote attacker, authenticated on the system, to run arbitrary commands as the tomcat user, leading to unauthorized access and potential system compromise.

The Impact of CVE-2017-6683

The exploitation of this vulnerability can result in severe consequences, including unauthorized access to sensitive information, system manipulation, and potential disruption of services.

Technical Details of CVE-2017-6683

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability allows an authenticated remote attacker to execute arbitrary commands on the affected system by impersonating the tomcat user, posing a significant security risk.

Affected Systems and Versions

The affected releases of the Cisco Elastic Services Controllers include version 2.2(9.76).

Exploitation Mechanism

The vulnerability can be exploited by an authenticated remote attacker to execute unauthorized commands on the system, potentially leading to system compromise.

Mitigation and Prevention

Protecting systems from CVE-2017-6683 is crucial to maintaining security.

Immediate Steps to Take

Apply patches provided by Cisco to address the vulnerability promptly.
Monitor network traffic for any signs of unauthorized access or suspicious activities.

Long-Term Security Practices

Implement strong authentication mechanisms to prevent unauthorized access.
Regularly update and patch systems to mitigate potential vulnerabilities.

Patching and Updates

Stay informed about security advisories and updates from Cisco to ensure systems are protected against known vulnerabilities.