CVE-2019-5978 : Security Advisory and Response

Cybozu Garoon versions 4.0.0 to 4.10.2 have an open redirect vulnerability that can be exploited by attackers for phishing attacks.

Understanding CVE-2019-5978

This CVE involves an open redirect vulnerability in Cybozu Garoon versions 4.0.0 to 4.10.2, allowing remote attackers to redirect users to malicious websites.

What is CVE-2019-5978?

The vulnerability in Cybozu Garoon versions 4.0.0 to 4.10.2 enables attackers to redirect users to any website, making them susceptible to phishing attacks. The flaw specifically impacts the 'Scheduler' application within the software.

The Impact of CVE-2019-5978

Attackers can redirect users to malicious websites, leading to potential phishing attacks.

Technical Details of CVE-2019-5978

This section provides technical details about the vulnerability.

Vulnerability Description

The open redirect vulnerability in Cybozu Garoon versions 4.0.0 to 4.10.2 allows remote attackers to redirect users to arbitrary websites, facilitating phishing attacks via the 'Scheduler' application.

Affected Systems and Versions

Product: Cybozu Garoon
Vendor: Cybozu, Inc.
Versions Affected: 4.0.0 to 4.10.2

Exploitation Mechanism

Attackers exploit the vulnerability by manipulating the 'Scheduler' application to redirect users to malicious websites.

Mitigation and Prevention

Protect your systems from CVE-2019-5978 with these mitigation strategies.

Immediate Steps to Take

Update Cybozu Garoon to a patched version that addresses the open redirect vulnerability.
Educate users about phishing attacks and the importance of verifying website URLs.

Long-Term Security Practices

Regularly monitor and update software to patch known vulnerabilities.
Implement security awareness training for employees to recognize and report phishing attempts.

Patching and Updates

Apply security patches provided by Cybozu, Inc. to fix the open redirect vulnerability in affected versions.