CVE-2019-19169 : Exploit Details and Defense Strategies
Learn about CVE-2019-19169, a critical security flaw in Dext5.ocx ActiveX version 5.0.0.116 and earlier, allowing remote attackers to download arbitrary files and execute malicious code. Find mitigation steps and preventive measures here.
Dext5.ocx ActiveX version 5.0.0.116 and earlier versions contain a critical security vulnerability that allows remote attackers to download arbitrary files by manipulating the parameters of the ActiveX function, potentially leading to code execution.
Understanding CVE-2019-19169
This CVE entry pertains to a security flaw in the Dext5.ocx ActiveX Control in Dext5 Upload.
What is CVE-2019-19169?
The vulnerability in Dext5.ocx ActiveX version 5.0.0.116 and prior versions enables threat actors to retrieve any file by altering the ActiveX function parameters, facilitating the execution of malicious code.
The Impact of CVE-2019-19169
The vulnerability has a high severity rating with significant impacts on confidentiality, integrity, and availability. It requires user interaction but does not necessitate any special privileges, making it a critical threat.
Technical Details of CVE-2019-19169
This section delves into the specific technical aspects of the CVE.
Vulnerability Description
The flaw in Dext5.ocx ActiveX allows remote attackers to download files by manipulating the ActiveX method arguments, potentially leading to the execution of malicious code.
Affected Systems and Versions
- Affected Platforms: Windows
- Affected Product: Dext.ocx ActiveX Control in Dext5 Upload
- Vendor: RAONwiz
- Vulnerable Versions: 5.0.0.116 and prior
Exploitation Mechanism
The vulnerability can be exploited by remote threat actors who manipulate the parameters of the ActiveX function to download any file of their choice, thereby executing malicious code.
Mitigation and Prevention
Protecting systems from CVE-2019-19169 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable the ActiveX control in affected systems if not essential for operations.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor network traffic for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security assessments and penetration testing to identify and mitigate risks.
- Educate users on safe browsing habits and the importance of cybersecurity awareness.
Patching and Updates
- Apply patches or updates provided by the vendor to fix the vulnerability in the ActiveX control.