CVE-2019-20826 Explained : Impact and Mitigation
Discover the impact of CVE-2019-20826, a NULL pointer dereference vulnerability in Foxit PhantomPDF Mac and Foxit Reader for Mac versions 3.3. Learn about affected systems, exploitation risks, and mitigation steps.
A NULL pointer dereference was found in versions 3.3 of Foxit PhantomPDF Mac and Foxit Reader for Mac.
Understanding CVE-2019-20826
An issue was discovered in Foxit PhantomPDF Mac 3.3 and Foxit Reader for Mac before 3.3, leading to a NULL pointer dereference.
What is CVE-2019-20826?
This CVE identifies a vulnerability in Foxit PhantomPDF Mac and Foxit Reader for Mac versions 3.3, resulting in a NULL pointer dereference.
The Impact of CVE-2019-20826
The vulnerability could potentially allow attackers to cause a denial of service (DoS) condition or execute arbitrary code on the affected system.
Technical Details of CVE-2019-20826
The following technical details provide insight into the vulnerability.
Vulnerability Description
A NULL pointer dereference issue exists in Foxit PhantomPDF Mac 3.3 and Foxit Reader for Mac before 3.3.
Affected Systems and Versions
- Foxit PhantomPDF Mac 3.3
- Foxit Reader for Mac before 3.3
Exploitation Mechanism
Attackers can exploit this vulnerability to trigger a DoS condition or potentially execute arbitrary code on the system.
Mitigation and Prevention
To address CVE-2019-20826, consider the following mitigation strategies.
Immediate Steps to Take
- Update Foxit PhantomPDF Mac and Foxit Reader for Mac to versions beyond 3.3.
- Monitor vendor security bulletins for patches and updates.
Long-Term Security Practices
- Regularly update software to the latest versions to mitigate known vulnerabilities.
- Implement network security measures to detect and prevent exploitation attempts.
Patching and Updates
- Apply patches and updates provided by Foxit Software to address the vulnerability.