CVE-2021-20626 Explained : Impact and Mitigation

A detailed analysis of CVE-2021-20626, an improper access control vulnerability in Cybozu Office versions 10.0.0 to 10.8.4 allowing attackers to manipulate Workflow data.

Understanding CVE-2021-20626

This section provides insights into the nature and impact of the CVE-2021-20626 vulnerability.

What is CVE-2021-20626?

The CVE-2021-20626 vulnerability is characterized by an improper access control flaw in the Workflow feature of Cybozu Office versions 10.0.0 to 10.8.4. This issue enables authenticated malicious users to circumvent access restrictions and modify Workflow data through unspecified methods.

The Impact of CVE-2021-20626

The vulnerability poses a significant risk as it allows attackers with authenticated access to potentially compromise the integrity and confidentiality of Workflow data within affected Cybozu Office instances.

Technical Details of CVE-2021-20626

Explore in-depth technical aspects of the CVE-2021-20626 vulnerability.

Vulnerability Description

The vulnerability arises due to insufficient access controls within the Workflow functionality of Cybozu Office versions 10.0.0 to 10.8.4. Attackers can exploit this weakness to tamper with Workflow data, jeopardizing data integrity and security.

Affected Systems and Versions

Cybozu Office versions 10.0.0 to 10.8.4 are confirmed to be impacted by this vulnerability. It is crucial for users of these versions to take immediate action to mitigate risks.

Exploitation Mechanism

Attackers with authenticated access can leverage unspecified vectors to bypass access restrictions and manipulate Workflow data, potentially leading to unauthorized data alterations and security breaches.

Mitigation and Prevention

Learn how to address and prevent the CVE-2021-20626 vulnerability effectively.

Immediate Steps to Take

Users of Cybozu Office 10.0.0 to 10.8.4 should promptly apply security patches or updates provided by Cybozu, Inc. to remediate the vulnerability and enhance system security.

Long-Term Security Practices

Implement robust access control measures, conduct regular security audits, and educate users on secure data handling practices to fortify overall system security and resilience.

Patching and Updates

Stay informed about security advisories from Cybozu, Inc. and promptly implement recommended patches and updates to safeguard systems against potential exploits and vulnerabilities.