CVE-2018-0393 : Security Advisory and Response

Cisco Policy Suite has a vulnerability known as Read-Only User Effect Change, allowing remote attackers to modify policies. Learn about the impact, technical details, and mitigation steps.

Understanding CVE-2018-0393

The Policy Builder interface of Cisco Policy Suite is susceptible to a vulnerability known as Read-Only User Effect Change.

What is CVE-2018-0393?

The vulnerability enables an authenticated remote attacker to modify policies in the Policy Builder interface due to inadequate authorization controls.

The Impact of CVE-2018-0393

An attacker can alter existing policies by exploiting this vulnerability.
Tracked under Cisco Bug IDs: CSCvi35007.

Technical Details of CVE-2018-0393

The following technical details provide insight into the vulnerability.

Vulnerability Description

A Read-Only User Effect Change vulnerability in the Policy Builder interface allows unauthorized policy modifications.

Affected Systems and Versions

Product: Cisco Policy Suite unknown
Version: Cisco Policy Suite unknown

Exploitation Mechanism

Attackers can exploit the vulnerability by accessing the Policy Builder interface and modifying an HTTP request.

Mitigation and Prevention

Protect your systems by following these mitigation and prevention strategies.

Immediate Steps to Take

Implement strict access controls to the Policy Builder interface.
Regularly monitor policy changes for any unauthorized modifications.

Long-Term Security Practices

Conduct regular security audits to identify and address vulnerabilities.
Provide security awareness training to users on policy modification risks.

Patching and Updates

Apply patches and updates provided by Cisco to address the vulnerability.