CVE-2018-0558 : Security Advisory and Response

A vulnerability known as reflected cross-site scripting has been identified in versions 5.0.0 to 5.4.1 of Cybozu Mailwise, allowing remote attackers to inject arbitrary web script or HTML into the 'System settings' section of the application.

Understanding CVE-2018-0558

This CVE involves a reflected cross-site scripting vulnerability in Cybozu Mailwise versions 5.0.0 to 5.4.1.

What is CVE-2018-0558?

Reflected cross-site scripting vulnerability in Cybozu Mailwise versions 5.0.0 to 5.4.1 enables remote attackers to inject arbitrary web script or HTML into the 'System settings' section of the application.

The Impact of CVE-2018-0558

Remote attackers can exploit this vulnerability to inject malicious scripts or HTML code into the application.

Technical Details of CVE-2018-0558

This section provides technical details of the CVE.

Vulnerability Description

The vulnerability allows remote attackers to inject arbitrary web script or HTML into the 'System settings' section of Cybozu Mailwise versions 5.0.0 to 5.4.1.

Affected Systems and Versions

Product: Cybozu Mailwise
Vendor: Cybozu, Inc.
Versions Affected: 5.0.0 to 5.4.1

Exploitation Mechanism

The specific vectors through which this vulnerability can be exploited have not been disclosed.

Mitigation and Prevention

Protect your systems from CVE-2018-0558 with the following steps:

Immediate Steps to Take

Update Cybozu Mailwise to a patched version that addresses the vulnerability.
Implement input validation mechanisms to prevent malicious script injections.

Long-Term Security Practices

Regularly monitor and update security patches for all software components.
Educate users on safe browsing practices and the risks of executing unknown scripts.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risk of exploitation.