CVE-2021-20775 : What You Need to Know

A detailed overview of the Cybozu Garoon vulnerability allowing a remote attacker to access sensitive data without proper authorization.

Understanding CVE-2021-20775

This section delves into the impact, technical details, and mitigation strategies related to CVE-2021-20775.

What is CVE-2021-20775?

The vulnerability resides in the Bulletin feature of Cybozu Garoon versions 4.10.0 to 5.5.0, enabling a remote authenticated attacker to retrieve Comment and Space data without the appropriate viewing permissions.

The Impact of CVE-2021-20775

The security flaw poses a significant risk as it allows unauthorized access to sensitive information, potentially leading to data breaches and privacy violations.

Technical Details of CVE-2021-20775

Explore the specific aspects of the vulnerability, including its description, affected systems and versions, and exploitation mechanisms.

Vulnerability Description

CVE-2021-20775 is categorized as an 'Improper Input Validation' vulnerability, exposing the data of Comment and Space to attackers with remote authenticated access.

Affected Systems and Versions

Cybozu Garoon versions 4.10.0 to 5.5.0 are impacted by this security issue, leaving them vulnerable to unauthorized data retrieval.

Exploitation Mechanism

The vulnerability allows remote authenticated attackers to exploit the Bulletin feature to obtain sensitive data without the requisite viewing privileges.

Mitigation and Prevention

Learn how to safeguard your systems against CVE-2021-20775 by taking immediate action and adopting long-term security practices.

Immediate Steps to Take

Security measures such as user access controls, privilege restriction, and monitoring can help mitigate the risk posed by CVE-2021-20775.

Long-Term Security Practices

Implementing regular security training, threat assessments, and timely security updates can bolster your defense against similar vulnerabilities in the future.

Patching and Updates

Stay informed about security patches and updates released by Cybozu, Inc. to address CVE-2021-20775 and other potential vulnerabilities.