CVE-2019-1402 : Vulnerability Insights and Analysis

Microsoft Office Information Disclosure Vulnerability

Understanding CVE-2019-1402

What is CVE-2019-1402?

An information disclosure vulnerability exists in Microsoft Office software due to improper handling of objects in memory. This vulnerability is also known as 'Microsoft Office Information Disclosure Vulnerability'.

The Impact of CVE-2019-1402

The vulnerability can lead to information disclosure, potentially exposing sensitive data to unauthorized parties.

Technical Details of CVE-2019-1402

Vulnerability Description

The vulnerability arises from the incorrect handling of objects in memory within Microsoft Office software.

Affected Systems and Versions

Microsoft Office 2010 Service Pack 2 (32-bit and 64-bit editions)
Microsoft Office 2013 Service Pack 1 (32-bit and 64-bit editions)
Microsoft Office 2013 RT Service Pack 1
Microsoft Office 2016 (32-bit and 64-bit editions)
Microsoft Office 2019 for 32-bit and 64-bit editions
Office 365 ProPlus on 32-bit and 64-bit Systems

Exploitation Mechanism

The vulnerability can be exploited by a malicious actor to gain unauthorized access to sensitive information stored in the affected Microsoft Office versions.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by Microsoft promptly.
Consider restricting access to potentially vulnerable systems.
Educate users about the risks associated with opening files from unknown or untrusted sources.

Long-Term Security Practices

Regularly update Microsoft Office software to the latest versions.
Implement security best practices to safeguard against information disclosure vulnerabilities.
Conduct regular security audits and assessments to identify and address potential vulnerabilities.

Patching and Updates

Ensure that all Microsoft Office installations are updated with the latest security patches to mitigate the risk of exploitation.