CVE-2018-20306 Explained : Impact and Mitigation

A vulnerability has been identified in the web administration user interface of Pulse Secure Virtual Traffic Manager, allowing for stored cross-site scripting (XSS) attacks.

Understanding CVE-2018-20306

This CVE involves a stored XSS vulnerability in Pulse Secure Virtual Traffic Manager, potentially exploitable by remote attackers with authenticated access.

What is CVE-2018-20306?

The vulnerability allows remote attackers to inject malicious web scripts or HTML via a compromised website, leading to the theft of sensitive data and credentials.

The Impact of CVE-2018-20306

Attackers can exploit this vulnerability to steal sensitive data and credentials.

Technical Details of CVE-2018-20306

This section provides technical details about the vulnerability.

Vulnerability Description

A stored cross-site scripting (XSS) vulnerability in the web administration user interface of Pulse Secure Virtual Traffic Manager.

Affected Systems and Versions

Versions affected: Pulse Secure Virtual Traffic Manager 9.9 prior to version 9.9r2 and 10.4 prior to version 10.4r1.

Exploitation Mechanism

Remote authenticated attackers can inject web script or HTML via a crafted website to steal sensitive data and credentials.

Mitigation and Prevention

Protect your systems from CVE-2018-20306 with the following steps:

Immediate Steps to Take

Update Pulse Secure Virtual Traffic Manager to version 9.9r2 or 10.4r1.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly audit and review web application code for vulnerabilities.
Educate users on safe browsing practices to prevent XSS attacks.

Patching and Updates

Apply security patches and updates promptly to mitigate the risk of exploitation.