CVE-2021-20772 : Vulnerability Insights and Analysis

This CVE-2021-20772 article provides an overview of an information disclosure vulnerability affecting Cybozu Garoon versions 4.10.0 to 5.5.0, allowing unauthorized remote access.

Understanding CVE-2021-20772

CVE-2021-20772 is an information disclosure vulnerability in Bulletin of Cybozu Garoon 4.10.0 to 5.5.0, enabling a remote authenticated attacker to access Bulletin titles without the required viewing privilege.

What is CVE-2021-20772?

The CVE-2021-20772 vulnerability within Cybozu Garoon versions 4.10.0 to 5.5.0 permits authenticated remote attackers to retrieve Bulletin titles without proper viewing permissions.

The Impact of CVE-2021-20772

This vulnerability may lead to unauthorized access to sensitive Bulletin information by malicious actors, potentially compromising confidentiality and privacy.

Technical Details of CVE-2021-20772

CVE-2021-20772 is categorized under 'Information Disclosure' problem type. The affected product is Cybozu Garoon by Cybozu, Inc., ranging from versions 4.10.0 to 5.5.0.

Vulnerability Description

The vulnerability allows remote authenticated attackers to extract Bulletin titles without the necessary viewing privileges, potentially exposing sensitive information.

Affected Systems and Versions

Cybozu Garoon versions 4.10.0 to 5.5.0 are impacted by this information disclosure vulnerability.

Exploitation Mechanism

Attackers with remote authenticated access can exploit this vulnerability to access Bulletin titles without the appropriate permissions.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-20772, users and administrators are advised to take immediate action and implement security measures.

Immediate Steps to Take

Apply security patches or updates provided by Cybozu, Inc. to fix the vulnerability.
Monitor and restrict access to Bulletin features to authorized users only.

Long-Term Security Practices

Regularly update and patch the Cybozu Garoon software to prevent future vulnerabilities.
Conduct security training to educate users on best practices for data protection.

Patching and Updates

Cybozu, Inc. has likely released patches or updates to address CVE-2021-20772. It is crucial to promptly apply these patches to secure systems from potential exploitation.