CVE-2022-0857 : Vulnerability Insights and Analysis

A reflected cross-site scripting (XSS) vulnerability in McAfee Enterprise ePolicy Orchestrator (ePO) prior to 5.10 Update 13 allows remote attackers to potentially access an ePO administrator's session, leading to limited access to sensitive information and the ability to alter some data in ePO's User Interface.

Understanding CVE-2022-0857

This CVE involves a reflected cross-site scripting vulnerability in McAfee ePolicy Orchestrator (ePO) that affects versions prior to 5.10 CU 13.

What is CVE-2022-0857?

The CVE-2022-0857 vulnerability allows a remote attacker to trick an ePO administrator into clicking a malicious link, potentially granting access to sensitive information and enabling them to modify certain data within ePO.

The Impact of CVE-2022-0857

The vulnerability poses a medium severity risk with a base score of 5.4, providing attackers with the opportunity to access limited sensitive information and make alterations within the ePO environment.

Technical Details of CVE-2022-0857

The vulnerability is classified under CWE-79 and has the following metrics:

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Confidentiality Impact: Low
Integrity Impact: Low
Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Version: 3.1

Vulnerability Description

The XSS vulnerability in ePO allows attackers to execute malicious scripts in the context of an authenticated user's session through a specially crafted link.

Affected Systems and Versions

McAfee ePolicy Orchestrator versions prior to 5.10 CU 13 are vulnerable to this exploit.

Exploitation Mechanism

Attackers can exploit this vulnerability by enticing ePO administrators to click on a malicious link, giving them unauthorized access to sensitive data and the ability to modify information within ePO.

Mitigation and Prevention

To safeguard against CVE-2022-0857, consider the following measures:

Immediate Steps to Take

Update McAfee ePolicy Orchestrator to version 5.10 CU 13 or newer to mitigate the vulnerability.
Avoid clicking on unverified or suspicious links from unknown sources.

Long-Term Security Practices

Regularly monitor and apply security patches and updates to the ePO environment.
Educate users on best practices to recognize and avoid phishing attempts or malicious links.

Patching and Updates

Ensure that McAfee ePolicy Orchestrator is regularly updated with the latest security patches and versions to protect against known vulnerabilities.