CVE-2022-36980 : What You Need to Know

A critical vulnerability has been identified in Ivanti Avalanche 6.3.2.3490 that allows remote attackers to bypass authentication, posing a serious security risk.

Understanding CVE-2022-36980

This CVE exposes a flaw in the authentication mechanism of Ivanti Avalanche 6.3.2.3490, enabling attackers to bypass the existing authentication process.

What is CVE-2022-36980?

CVE-2022-36980 is a Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in the EnterpriseServer service of Ivanti Avalanche 6.3.2.3490. This flaw allows an attacker to bypass authentication, even though authentication is required.

The Impact of CVE-2022-36980

With a CVSS base score of 9.4, this critical vulnerability has a high impact on confidentiality and availability. Attackers can exploit this flaw to gain unauthorized access to systems running the affected Ivanti Avalanche version.

Technical Details of CVE-2022-36980

This section outlines the specific technical details related to CVE-2022-36980.

Vulnerability Description

The vulnerability arises from the lack of proper locking during authentication operations, allowing attackers to circumvent the authentication process.

Affected Systems and Versions

Vendor: Ivanti
Product: Avalanche
Affected Version: 6.3.2.3490

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by leveraging the authentication bypass issue in Ivanti Avalanche 6.3.2.3490.

Mitigation and Prevention

To safeguard against CVE-2022-36980, immediate actions and long-term security practices are recommended.

Immediate Steps to Take

Update Ivanti Avalanche to a patched version or apply the necessary security fixes provided by the vendor.
Monitor system logs for any suspicious activities that could indicate exploitation attempts.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities from being exploited.
Implement network segmentation and access controls to limit unauthorized access to critical systems.

Patching and Updates

Stay informed about security advisories from Ivanti and apply patches promptly to mitigate the risk posed by CVE-2022-36980.