CVE-2020-13179 : Exploit Details and Defense Strategies

Teradici PCoIP Standard Agent for Windows and Graphics Agent for Windows prior to version 20.04.1 are affected by a vulnerability that could allow an attacker to access confidential information.

Understanding CVE-2020-13179

Broker Protocol messages in Teradici PCoIP Standard Agent for Windows and Graphics Agent for Windows are not properly cleaned up in server memory, potentially leading to unauthorized access to sensitive data.

What is CVE-2020-13179?

The vulnerability in Teradici PCoIP Standard Agent for Windows and Graphics Agent for Windows allows attackers to read confidential information from a memory dump by causing a crash during the single sign-on procedure.

The Impact of CVE-2020-13179

This vulnerability could result in unauthorized access to sensitive information, posing a risk to the confidentiality of data stored in affected systems.

Technical Details of CVE-2020-13179

Broker Protocol messages in Teradici PCoIP Standard Agent for Windows and Graphics Agent for Windows are not properly handled, leading to potential memory leaks and exposure of sensitive data.

Vulnerability Description

The issue arises from the failure to clean up Broker Protocol messages in server memory, allowing attackers to exploit this flaw during the single sign-on process.

Affected Systems and Versions

Products: PCoIP Standard Agent for Windows, PCoIP Graphics Agent for Windows
Versions: 20.04 and earlier

Exploitation Mechanism

Attackers can force a crash during the single sign-on procedure to trigger a memory dump, potentially exposing confidential information.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Apply the latest security patches provided by Teradici to mitigate the vulnerability.
Monitor system logs for any unusual activities that might indicate exploitation attempts.

Long-Term Security Practices

Regularly update and patch all software and systems to prevent security vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential breaches.

Patching and Updates

Teradici has released version 20.04.1 to address this vulnerability. Ensure all affected systems are updated to the patched version to mitigate the risk of exploitation.