CVE-2019-12809 : Exploit Details and Defense Strategies

A vulnerability in Yes24ViewerX ActiveX Control 1.0.327.50126 and earlier versions allows remote attackers to download and execute arbitrary files, potentially leading to code execution.

Understanding CVE-2019-12809

This CVE involves a security flaw in the Yes24 PC VIEWER software.

What is CVE-2019-12809?

The vulnerability in Yes24ViewerX ActiveX Control 1.0.327.50126 and previous versions enables remote attackers to download and run arbitrary files by manipulating the ActiveX method's arguments, allowing for the execution of malicious code.

The Impact of CVE-2019-12809

The vulnerability poses a significant risk as it can be exploited by attackers to execute malicious code on affected systems, potentially leading to unauthorized access and control.

Technical Details of CVE-2019-12809

This section provides detailed technical information about the CVE.

Vulnerability Description

The flaw in Yes24ViewerX ActiveX Control 1.0.327.50126 and earlier versions allows remote attackers to download and execute arbitrary files by manipulating the arguments of the ActiveX method, facilitating the execution of malicious code.

Affected Systems and Versions

Product: YES24 PC VIEWER
Vendor: YES24
Vulnerable Version: 1.0.327.50126

Exploitation Mechanism

The vulnerability can be exploited by remote attackers who manipulate the arguments of the ActiveX method to download and run arbitrary files, enabling the execution of malicious code.

Mitigation and Prevention

Protecting systems from CVE-2019-12809 requires immediate action and long-term security practices.

Immediate Steps to Take

Disable the ActiveX control in the affected software to prevent exploitation.
Implement network-level protections to block potentially malicious ActiveX requests.
Regularly monitor and update security measures to detect and prevent unauthorized access.

Long-Term Security Practices

Conduct regular security assessments and audits to identify and address vulnerabilities proactively.
Educate users on safe browsing practices and the risks associated with ActiveX controls.
Consider alternative software solutions that do not rely on vulnerable ActiveX controls.

Patching and Updates

Apply patches and updates provided by YES24 to address the vulnerability and enhance the security of the software.