CVE-2021-31645 : What You Need to Know

An issue was discovered in glFTPd 2.11a that allows remote attackers to cause a denial of service via exceeding the connection limit.

Understanding CVE-2021-31645

This CVE refers to a vulnerability found in glFTPd 2.11a, enabling remote attackers to perform a denial of service attack by surpassing the connection limit.

What is CVE-2021-31645?

CVE-2021-31645 highlights a security flaw in glFTPd 2.11a, permitting an attacker to disrupt services by overloading the connection limit.

The Impact of CVE-2021-31645

The impact of this vulnerability is the potential for remote threat actors to disrupt services and hinder system availability by exploiting the connection limit flaw.

Technical Details of CVE-2021-31645

The technical details of CVE-2021-31645 include:

Vulnerability Description

The vulnerability in glFTPd 2.11a allows attackers to launch a denial of service attack through exceeding the connection limit.

Affected Systems and Versions

The issue affects glFTPd 2.11a.

Exploitation Mechanism

Attackers exploit this vulnerability remotely by exceeding the connection limits, leading to a denial of service condition.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-31645, take the following steps:

Immediate Steps to Take

Implement network-level protections, monitor connections closely, and consider limiting connection thresholds.

Long-Term Security Practices

Regularly update and patch the glFTPd software to the latest version, conduct security training for staff, and employ intrusion detection systems.

Patching and Updates

Ensure timely application of patches and updates released by glFTPd to address this vulnerability.