CVE-2018-19389 : Exploit Details and Defense Strategies
Learn about CVE-2018-19389, a vulnerability in Foxit Reader 9.3.0.10826 allowing remote attackers to trigger a denial of service via BMP data, leading to application crashes.
Foxit Reader 9.3.0.10826 is vulnerable to a denial of service attack due to a flaw in the ConvertToPDF_x86!ConnectedPDF::ConnectedPDFSDK::FCP_SendEmailNotification feature.
Understanding CVE-2018-19389
This CVE entry describes a vulnerability in Foxit Reader 9.3.0.10826 that allows remote attackers to trigger a denial of service by exploiting a specific feature.
What is CVE-2018-19389?
The vulnerability in Foxit Reader 9.3.0.10826 enables attackers to cause a denial of service by sending BMP data, resulting in a break instruction exception and application crash.
The Impact of CVE-2018-19389
The exploitation of this vulnerability can lead to a denial of service, disrupting the normal operation of Foxit Reader and potentially causing system instability.
Technical Details of CVE-2018-19389
Foxit Reader 9.3.0.10826 is susceptible to a specific type of denial of service attack due to a flaw in the ConvertToPDF_x86!ConnectedPDF::ConnectedPDFSDK::FCP_SendEmailNotification feature.
Vulnerability Description
The issue in Foxit Reader 9.3.0.10826 allows remote attackers to trigger a denial of service by sending BMP data, resulting in a break instruction exception and application crash.
Affected Systems and Versions
- Product: Foxit Reader
- Version: 9.3.0.10826
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted BMP data to the affected feature, leading to a denial of service.
Mitigation and Prevention
To address CVE-2018-19389 and enhance system security, consider the following steps:
Immediate Steps to Take
- Disable the ConvertToPDF_x86!ConnectedPDF::ConnectedPDFSDK::FCP_SendEmailNotification feature if not essential.
- Implement network-level protections to filter out potentially malicious BMP data.
Long-Term Security Practices
- Regularly update Foxit Reader to the latest version to patch known vulnerabilities.
- Educate users on safe browsing practices and the importance of software updates.
Patching and Updates
Ensure timely installation of security patches and updates provided by Foxit to mitigate the risk of exploitation.