CVE-2022-23771 Explained : Impact and Mitigation

This article provides an overview of CVE-2022-23771, a CSRF vulnerability found in IPTIME NAS products that allows attackers to manipulate user accounts and privileges.

Understanding CVE-2022-23771

In this section, we will delve into the details of the CSRF vulnerability affecting IPTIME NAS products.

What is CVE-2022-23771?

CVE-2022-23771 is a security flaw discovered in IPTIME NAS products, specifically in the user accounts creation and deletion pages. Attackers can exploit this vulnerability by sending a crafted POST request, leading to user account manipulation and privilege escalation.

The Impact of CVE-2022-23771

The impact of this vulnerability is significant, with a CVSS v3.1 base score of 8 (High). It poses a serious threat to confidentiality, integrity, and availability, allowing attackers to execute malicious actions with elevated privileges.

Technical Details of CVE-2022-23771

Let's explore the technical aspects of the CVE-2022-23771 vulnerability.

Vulnerability Description

The vulnerability arises due to a lack of validation in handling POST requests on user accounts-related pages, enabling attackers to perform unauthorized actions.

Affected Systems and Versions

IPTIME NAS products including NAS1dual, NAS2dual, and NAS4dual with a version less than 1.4.86 are impacted. The vulnerability affects various platforms such as Linux, Windows, and others.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted POST requests to the affected IPTIME NAS pages, allowing them to manipulate user accounts and escalate privileges.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2022-23771 is crucial for maintaining cybersecurity.

Immediate Steps to Take

Organizations should apply security patches provided by EFM Networks Co., Ltd promptly to safeguard their systems against this CSRF vulnerability.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and educating users on phishing attacks can help prevent CSRF vulnerabilities like CVE-2022-23771.

Patching and Updates

Staying informed about security updates released by the vendor and applying them in a timely manner is essential to mitigate the risk posed by CVE-2022-23771.