CVE-2017-3802 : Vulnerability Insights and Analysis

A vulnerability in Cisco Unified Communications Manager could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web interface of an affected system.

Understanding CVE-2017-3802

This CVE entry describes a security flaw in Cisco Unified Communications Manager that could lead to a cross-site scripting (XSS) attack.

What is CVE-2017-3802?

The vulnerability in Cisco Unified Communications Manager allows an unauthorized individual to execute a cross-site scripting (XSS) attack on a user of the affected system's web interface without authentication.

The Impact of CVE-2017-3802

An attacker could exploit this vulnerability to execute malicious scripts in the context of the user's session, potentially leading to unauthorized actions.

Technical Details of CVE-2017-3802

This section provides technical details about the CVE.

Vulnerability Description

The flaw in Cisco Unified Communications Manager enables an attacker to perform a cross-site scripting (XSS) attack on a user without requiring authentication.

Affected Systems and Versions

Product: Cisco Unified Communications Manager 12.0(0.99000.9)
Affected Version: 12.0(0.99000.9)

Exploitation Mechanism

The vulnerability allows an attacker to inject malicious scripts into the web interface, potentially compromising user data and system integrity.

Mitigation and Prevention

Protecting systems from CVE-2017-3802 requires immediate action and long-term security measures.

Immediate Steps to Take

Update the affected Cisco Unified Communications Manager to one of the fixed releases: 12.0(0.98000.176), 12.0(0.98000.414), 12.0(0.98000.531), 12.0(0.98000.536), 12.0(0.98000.6), 12.0(0.98500.8)
Monitor web interface activities for any suspicious behavior.

Long-Term Security Practices

Regularly apply security patches and updates to all software components.
Educate users about the risks of clicking on unknown links or executing scripts from untrusted sources.

Patching and Updates

Ensure timely installation of security patches provided by Cisco to address the vulnerability and enhance system security.