CVE-2022-44750 : What You Need to Know

HCL Domino is susceptible to a stack-based buffer overflow vulnerability in lasr.dll in Micro Focus KeyView. This could allow a remote unauthenticated attacker to crash the application or execute arbitrary code via a crafted Lotus Ami Pro file. Learn more about the impact, technical details, and mitigation steps below.

Understanding CVE-2022-44750

This section provides insights into the vulnerability, its impact, and how to mitigate the risks associated with CVE-2022-44750.

What is CVE-2022-44750?

CVE-2022-44750 outlines a stack-based buffer overflow vulnerability in HCL Domino's lasr.dll component in Micro Focus KeyView, potentially leading to application crashes or unauthorized code execution.

The Impact of CVE-2022-44750

The vulnerability poses a critical threat with a base severity score of 9.8 (Critical) according to CVSS v3.1 metrics. With low attack complexity and no privileges required, an attacker can achieve high confidentiality, integrity, and availability impacts.

Technical Details of CVE-2022-44750

Explore the specific technical aspects of CVE-2022-44750, including the vulnerability description, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability originates from a stack-based buffer overflow in lasr.dll in Micro Focus KeyView, affecting HCL Domino servers running version 9.

Affected Systems and Versions

HCL Domino version 9 is confirmed to be impacted by this vulnerability, exposing servers to potential unauthorized code execution.

Exploitation Mechanism

Remote unauthenticated attackers can exploit this vulnerability via a specially crafted Lotus Ami Pro file to crash the application or execute arbitrary code.

Mitigation and Prevention

Discover the necessary steps to address and prevent the risks associated with CVE-2022-44750.

Immediate Steps to Take

Apply security patches provided by HCL or software updates to mitigate the vulnerability.
Implement network segmentation and access controls to limit exposure to potential attackers.

Long-Term Security Practices

Regularly monitor security advisories and update mechanisms to stay informed about emerging threats.
Conduct vulnerability assessments and penetration testing to identify and address security gaps proactively.

Patching and Updates

Stay vigilant for official security advisories from HCL Software and Micro Focus KeyView regarding patches and updates to address the vulnerability.