CVE-2021-20670 : What You Need to Know

An improper access control vulnerability in GROWI versions v4.2.2 and earlier, developed by WESEEK, Inc., allows a remote unauthenticated attacker to access user's personal and server's internal information.

Understanding CVE-2021-20670

This CVE identifies a security flaw in the GROWI platform that can be exploited by an unauthorized remote attacker to gain access to sensitive information.

What is CVE-2021-20670?

The vulnerability in GROWI versions v4.2.2 and earlier enables a remote unauthenticated attacker to read personal and server information through unspecified attack vectors.

The Impact of CVE-2021-20670

The impact of this vulnerability is severe as it exposes user's personal data and server's internal information to malicious actors, potentially leading to privacy breaches and unauthorized access.

Technical Details of CVE-2021-20670

This section delves into the specific technical aspects of the CVE.

Vulnerability Description

The vulnerability arises from improper access controls in GROWI versions v4.2.2 and earlier, enabling unauthorized users to view sensitive information.

Affected Systems and Versions

GROWI versions v4.2.2 and earlier are affected by this vulnerability, potentially impacting users of these versions.

Exploitation Mechanism

Remote unauthenticated attackers can exploit this vulnerability to access personal and server information via unidentified means.

Mitigation and Prevention

To prevent exploitation and mitigate the risks associated with CVE-2021-20670, users and administrators should take the following steps:

Immediate Steps to Take

Upgrade GROWI to a patched version that addresses the access control vulnerability.
Monitor user access and behavior for any suspicious activity that might indicate exploitation.

Long-Term Security Practices

Regularly update GROWI and other software components to ensure security patches are applied promptly.
Implement strong access controls and user authentication mechanisms to restrict unauthorized access.

Patching and Updates

Stay informed about security updates and patches released by WESEEK, Inc. for GROWI, applying them promptly to safeguard against known vulnerabilities.