CVE-2020-36488 : Security Advisory and Response

An issue in the FTP server of Sky File v2.1.0 allows attackers to perform directory traversal via

/null//

path commands.

Understanding CVE-2020-36488

This CVE entry describes a vulnerability in the FTP server of Sky File v2.1.0 that enables attackers to execute directory traversal attacks.

What is CVE-2020-36488?

The vulnerability in Sky File v2.1.0's FTP server permits malicious actors to navigate directories using

/null//

path commands, potentially accessing sensitive files.

The Impact of CVE-2020-36488

The exploitation of this vulnerability could lead to unauthorized access to confidential data, compromise system integrity, and facilitate further attacks on the affected system.

Technical Details of CVE-2020-36488

This section provides detailed technical insights into the CVE-2020-36488 vulnerability.

Vulnerability Description

The flaw in the FTP server of Sky File v2.1.0 allows threat actors to conduct directory traversal attacks by manipulating the

/null//

path commands.

Affected Systems and Versions

Affected Product: Sky File v2.1.0
Affected Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted requests containing

/null//

path commands to the FTP server, enabling them to traverse directories.

Mitigation and Prevention

Protecting systems from CVE-2020-36488 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable or restrict access to the FTP server if not essential for operations.
Implement input validation to sanitize user-supplied data and prevent directory traversal attacks.

Long-Term Security Practices

Regularly update and patch the FTP server software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate potential weaknesses.
Educate users and administrators on secure FTP server configuration and best practices.

Patching and Updates

Stay informed about security advisories and updates released by the software vendor to apply patches promptly and mitigate the risk of exploitation.