CVE-2022-36976 Explained : Impact and Mitigation

This article provides an overview of CVE-2022-36976, a critical vulnerability in Ivanti Avalanche 6.3.2.3490 that allows remote attackers to bypass authentication.

Understanding CVE-2022-36976

This section delves into the details of the CVE-2022-36976 vulnerability in Ivanti Avalanche 6.3.2.3490.

What is CVE-2022-36976?

CVE-2022-36976 allows remote attackers to bypass authentication on affected installations of Ivanti Avalanche 6.3.2.3490 by exploiting a flaw within the GroupDaoImpl class. Attackers can trigger execution of SQL queries using a crafted request and a user-supplied string.

The Impact of CVE-2022-36976

The vulnerability poses a critical risk as attackers can leverage it to bypass authentication on the system, potentially leading to unauthorized access and data breaches.

Technical Details of CVE-2022-36976

In this section, we explore the technical aspects of CVE-2022-36976 affecting Ivanti Avalanche 6.3.2.3490.

Vulnerability Description

The vulnerability arises from improper neutralization of special elements used in an SQL command, making it susceptible to SQL injection attacks.

Affected Systems and Versions

Ivanti Avalanche 6.3.2.3490 is confirmed to be affected by CVE-2022-36976, exposing installations running this version to the risk of authentication bypass.

Exploitation Mechanism

By sending a crafted request, attackers can manipulate SQL queries to bypass authentication mechanisms, compromising system security.

Mitigation and Prevention

This section outlines steps to mitigate the risks posed by CVE-2022-36976 and prevent potential exploitation.

Immediate Steps to Take

Immediately update Ivanti Avalanche to a secure version and restrict access to vulnerable systems to authorized personnel only.

Long-Term Security Practices

Implement strict input validation mechanisms, conduct regular security audits, and educate users on safe computing practices to enhance overall security posture.

Patching and Updates

Stay informed about security patches released by Ivanti and promptly apply them to address known vulnerabilities.