CVE-2022-46377 : Vulnerability Insights and Analysis

A detailed overview of CVE-2022-46377 focusing on the vulnerability, impact, technical details, and mitigation strategies.

Understanding CVE-2022-20657

This section provides insights into the nature of the CVE-2022-46377 vulnerability.

What is CVE-2022-20657?

CVE-2022-46377 is an out-of-bounds read vulnerability present in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. It can be exploited by a specially-crafted set of network packets to trigger denial of service.

The Impact of CVE-2022-20657

The vulnerability can lead to a denial of service condition when triggered by an attacker through the

PORT

command, especially in scenarios where no IP address argument is provided.

Technical Details of CVE-2022-20657

Delve deeper into the technical aspects of CVE-2022-46377.

Vulnerability Description

The vulnerability is identified as an out-of-bounds read issue, categorized under CWE-823: Use of Out-of-range Pointer Offset.

Affected Systems and Versions

The affected system is Weston Embedded uC-FTPs v 1.98.00.

Exploitation Mechanism

Exploitation occurs through the manipulation of network packets, enabling attackers to disrupt services and potentially cause denial of service.

Mitigation and Prevention

Explore the strategies to mitigate the risks associated with CVE-2022-46377.

Immediate Steps to Take

Immediate steps involve updating the affected version, monitoring network traffic for suspicious activities, and applying necessary patches.

Long-Term Security Practices

Incorporate network segmentation, access control measures, and regular security audits to enhance long-term security posture.

Patching and Updates

Regularly check for security updates from Weston Embedded and apply patches to address known vulnerabilities.