CVE-2020-5683 : Security Advisory and Response

A directory traversal vulnerability in GROWI versions prior to v4.2.3, v4.1.12, and v3 series allows remote attackers to manipulate data by uploading a specially crafted file.

Understanding CVE-2020-5683

This CVE involves a directory traversal vulnerability in GROWI versions prior to v4.2.3, v4.1.12, and v3 series, potentially enabling remote data alteration.

What is CVE-2020-5683?

The vulnerability in GROWI versions prior to v4.2.3, v4.1.12, and v3 series permits remote attackers to modify data by uploading a malicious file.

The Impact of CVE-2020-5683

This vulnerability could lead to unauthorized data manipulation, potentially compromising the integrity and confidentiality of information stored in affected systems.

Technical Details of CVE-2020-5683

This section provides detailed technical information about the CVE.

Vulnerability Description

The directory traversal vulnerability in GROWI versions prior to v4.2.3, v4.1.12, and v3 series allows attackers to alter data by uploading a specially crafted file.

Affected Systems and Versions

Product: GROWI
Vendor: WESEEK, Inc.
Affected Versions: GROWI versions prior to v4.2.3 (v4.2 Series), GROWI versions prior to v4.1.12 (v4.1 Series), and GROWI v3 series and earlier

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by uploading a specifically designed file to the affected GROWI versions.

Mitigation and Prevention

Protect your systems from CVE-2020-5683 with the following measures:

Immediate Steps to Take

Update GROWI to version v4.2.3 or later to mitigate the vulnerability.
Monitor system logs for any suspicious file uploads.

Long-Term Security Practices

Implement access controls to restrict file upload permissions.
Regularly audit and review file upload functionalities for security gaps.

Patching and Updates

Apply security patches provided by WESEEK, Inc. promptly to address the vulnerability.