CVE-2020-13178 : Security Advisory and Response
Learn about CVE-2020-13178, a vulnerability in Teradici PCoIP Standard Agent for Windows and Graphics Agent for Windows allowing attackers to gain elevated privileges. Find mitigation steps and update information here.
A function in the Teradici PCoIP Standard Agent for Windows and Graphics Agent for Windows prior to version 20.04.1 does not properly validate the signature of an external binary, potentially allowing an attacker to execute code with elevated privileges.
Understanding CVE-2020-13178
This CVE involves a vulnerability in the Teradici PCoIP Standard Agent for Windows and Graphics Agent for Windows that could lead to privilege escalation.
What is CVE-2020-13178?
The vulnerability arises from the lack of proper validation of an external binary's signature, enabling malicious actors to execute code within the PCoIP Agent process.
The Impact of CVE-2020-13178
If exploited, attackers could gain elevated privileges on the affected system, potentially leading to further compromise or unauthorized access.
Technical Details of CVE-2020-13178
This section delves into the technical aspects of the vulnerability.
Vulnerability Description
The vulnerability in the Teradici PCoIP Standard Agent for Windows and Graphics Agent for Windows allows attackers to execute code with elevated privileges by bypassing signature validation.
Affected Systems and Versions
- Products: PCoIP Standard Agent for Windows, PCoIP Graphics Agent for Windows
- Versions: 20.04.0 and earlier
Exploitation Mechanism
Attackers can exploit this vulnerability by executing malicious code within the PCoIP Agent process, leveraging the lack of proper signature validation.
Mitigation and Prevention
Protecting systems from CVE-2020-13178 requires immediate action and long-term security practices.
Immediate Steps to Take
- Update affected systems to version 20.04.1 or later to mitigate the vulnerability.
- Monitor for any unusual activities or unauthorized access on the network.
Long-Term Security Practices
- Implement regular security updates and patches to address potential vulnerabilities promptly.
- Conduct security training for employees to enhance awareness of phishing and social engineering tactics.
Patching and Updates
- Teradici has released version 20.04.1 to address this vulnerability. Ensure all affected systems are updated to this version to prevent exploitation.