CVE-2020-8240 : What You Need to Know

A vulnerability in the Pulse Secure Desktop Client < 9.1R9 allows a restricted user on an endpoint machine to use system-level privileges if the Embedded Browser is configured with Credential Provider. This vulnerability specifically affects Windows PDC if the Embedded Browser is configured with the Credential Provider.

Understanding CVE-2020-8240

This CVE identifies a privilege escalation vulnerability in the Pulse Secure Desktop Client.

What is CVE-2020-8240?

CVE-2020-8240 is a security vulnerability in the Pulse Secure Desktop Client < 9.1R9 that enables a restricted user to gain system-level privileges when the Embedded Browser is set up with Credential Provider.

The Impact of CVE-2020-8240

The vulnerability allows unauthorized users to escalate their privileges on Windows PDC systems, potentially leading to unauthorized access and control.

Technical Details of CVE-2020-8240

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in Pulse Secure Desktop Client < 9.1R9 permits restricted users to exploit system-level privileges through the Embedded Browser configured with Credential Provider.

Affected Systems and Versions

Product: Pulse Secure Desktop Client
Version: 9.1R9

Exploitation Mechanism

The vulnerability can be exploited by a restricted user on an endpoint machine with the Embedded Browser configured with Credential Provider.

Mitigation and Prevention

Protect your systems from CVE-2020-8240 with the following steps:

Immediate Steps to Take

Disable the Embedded Browser or Credential Provider feature if not essential.
Implement the latest security patches provided by Pulse Secure.

Long-Term Security Practices

Regularly update and patch all software and applications.
Conduct security awareness training to educate users on best practices.

Patching and Updates

Ensure timely installation of security updates and patches to mitigate the risk of exploitation.