CVE-2020-19595 : What You Need to Know

Core FTP Server v2 Build 697 is affected by a buffer overflow vulnerability that can be exploited via a crafted username.

Understanding CVE-2020-19595

This CVE entry describes a specific vulnerability in Core FTP Server v2 Build 697.

What is CVE-2020-19595?

The CVE-2020-19595 vulnerability involves a buffer overflow in Core FTP Server v2 Build 697, triggered by a specially crafted username.

The Impact of CVE-2020-19595

This vulnerability could allow an attacker to execute arbitrary code or crash the server, potentially leading to a denial of service (DoS) condition.

Technical Details of CVE-2020-19595

Core FTP Server v2 Build 697 is susceptible to a buffer overflow attack due to improper handling of user input.

Vulnerability Description

The vulnerability arises from a lack of proper input validation on user-supplied data, specifically in the processing of usernames.

Affected Systems and Versions

Product: Core FTP Server v2 Build 697
Vendor: Core FTP
Version: Not applicable

Exploitation Mechanism

By sending a specially crafted username to the vulnerable Core FTP Server, an attacker can trigger a buffer overflow, potentially leading to the execution of malicious code.

Mitigation and Prevention

To address CVE-2020-19595, users and administrators should take immediate and long-term security measures.

Immediate Steps to Take

Disable or restrict access to the affected Core FTP Server instance.
Monitor network traffic for any suspicious activity.
Apply security patches or updates provided by the vendor.

Long-Term Security Practices

Implement strong input validation mechanisms in server applications.
Regularly update and patch software to address known vulnerabilities.

Patching and Updates

Check for patches or updates released by Core FTP to fix the buffer overflow vulnerability.