CVE-2018-0091 Explained : Impact and Mitigation

A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could potentially enable an unauthorized remote attacker to carry out a cross-site scripting (XSS) attack.

Understanding CVE-2018-0091

What is CVE-2018-0091?

A flaw has been discovered in the web-based management interface of Cisco Identity Services Engine (ISE), allowing an attacker to execute arbitrary script code or access sensitive browser-related data.

The Impact of CVE-2018-0091

This vulnerability could lead to a cross-site scripting (XSS) attack against users of the affected device's web-based management interface, compromising sensitive information.

Technical Details of CVE-2018-0091

Vulnerability Description

Insufficient validation of user-supplied input in the web-based management interface
Exploitable by persuading a user to click on a malicious link
Successful exploitation allows execution of arbitrary script code

Affected Systems and Versions

Product: Cisco Identity Services Engine
Version: Cisco Identity Services Engine

Exploitation Mechanism

Attacker manipulates user into clicking on a malicious link
Enables execution of arbitrary script code within the interface's context

Mitigation and Prevention

Immediate Steps to Take

Apply vendor-provided patches promptly
Educate users on identifying and avoiding suspicious links

Long-Term Security Practices

Regularly update and patch all software and systems
Implement network segmentation and access controls

Patching and Updates

Refer to vendor security advisories for patch availability and installation instructions