CVE-2019-1447 : Vulnerability Insights and Analysis

Office Online Server by Microsoft is affected by a spoofing vulnerability due to incorrect validation of origin in cross-origin communication handlers. This vulnerability is known as 'Microsoft Office Online Spoofing Vulnerability'.

Understanding CVE-2019-1447

This CVE identifies a spoofing vulnerability in Office Online Server by Microsoft.

What is CVE-2019-1447?

A vulnerability in Office Online Server where the validation of origin in cross-origin communication handlers is performed incorrectly, potentially leading to spoofing issues.

The Impact of CVE-2019-1447

Allows attackers to spoof content and conduct phishing attacks.
May lead to unauthorized access to sensitive information.

Technical Details of CVE-2019-1447

This section provides technical details of the vulnerability.

Vulnerability Description

Incorrect validation of origin in cross-origin communication handlers in Office Online Server.

Affected Systems and Versions

Product: Office Online Server
Vendor: Microsoft
Affected Version: Unspecified

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating cross-origin communication to spoof content.

Mitigation and Prevention

Protect your systems from CVE-2019-1447 with these steps:

Immediate Steps to Take

Apply security patches provided by Microsoft.
Monitor for any suspicious activities indicating spoofing attempts.

Long-Term Security Practices

Regularly update and patch software to prevent vulnerabilities.
Implement network segmentation to limit the impact of potential spoofing attacks.
Educate users on identifying and avoiding phishing attempts.

Patching and Updates

Stay informed about security updates and apply patches promptly to mitigate the risk of spoofing attacks.