CVE-2023-5445 : What You Need to Know

An open redirect vulnerability in ePolicy Orchestrator prior to version 5.10.0 CP1 Update 2 has been identified, allowing a remote low privileged user to modify the URL parameter to redirect URL requests to a malicious site. This vulnerability impacts the dashboard area of the user interface, requiring a user to be logged into ePO to trigger it. Exploiting this vulnerability involves changing the HTTP payload post submission before it reaches the ePO server.

Understanding CVE-2023-5445

This section delves into the details surrounding CVE-2023-5445, shedding light on its nature, impact, technical aspects, and mitigation strategies.

What is CVE-2023-5445?

CVE-2023-5445 is an open redirect vulnerability in ePolicy Orchestrator that enables remote low privileged users to manipulate URL parameters, leading to the redirection of URL requests to harmful websites. This particular vulnerability affects the dashboard area of the user interface and necessitates user authentication within ePO to be exploited successfully.

The Impact of CVE-2023-5445

The presence of CVE-2023-5445 poses a medium-severity risk, with a CVSS v3.1 base score of 5.4. It allows attackers to fake the source of data, potentially leading to unauthorized access and exposure of sensitive information.

Technical Details of CVE-2023-5445

Explore the technical intricacies associated with CVE-2023-5445, encompassing vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability in ePolicy Orchestrator prior to version 5.10.0 CP1 Update 2 allows attackers to manipulate URL parameters, redirecting URL requests to malicious sites from the dashboard area of the user interface.

Affected Systems and Versions

The affected product is "ePolicy Orchestrator" by Trellix, specifically versions prior to 5.10.0 SP1 UP2.

Exploitation Mechanism

To exploit CVE-2023-5445, attackers must change the HTTP payload post submission before it reaches the ePO server. Remote low privileged users can alter URL parameters to redirect legitimate URL requests to malicious destinations.

Mitigation and Prevention

Discover the recommended steps to mitigate the risks associated with CVE-2023-5445, including immediate actions and long-term security practices.

Immediate Steps to Take

Update ePolicy Orchestrator to version 5.10.0 CP1 Update 2 or later to patch the vulnerability.
Monitor URL redirection behavior carefully and validate all URL parameters to prevent manipulation.

Long-Term Security Practices

Regularly update software and security patches to address known vulnerabilities promptly.
Conduct security training for users to recognize and report suspicious activities, enhancing overall system security.

Patching and Updates

Stay informed about security updates and patches released by Trellix for ePolicy Orchestrator to ensure that systems are protected against potential exploits.

By understanding the intricacies of CVE-2023-5445 and implementing appropriate mitigation strategies, organizations can safeguard their systems and data from malicious exploitation.