CVE-2020-13803 : Security Advisory and Response
Discover the security vulnerability in Foxit PhantomPDF Mac and Foxit Reader for Mac before version 4.0, allowing signature validation bypass. Learn about the impact, affected systems, exploitation, and mitigation steps.
An issue was discovered in Foxit PhantomPDF Mac and Foxit Reader for Mac before 4.0, allowing signature validation bypass via a modified file or a file with non-standard signatures.
Understanding CVE-2020-13803
This CVE identifies a vulnerability in Foxit PhantomPDF Mac and Foxit Reader for Mac that could be exploited to bypass signature validation.
What is CVE-2020-13803?
The CVE-2020-13803 vulnerability pertains to a security flaw in Foxit PhantomPDF Mac and Foxit Reader for Mac versions prior to 4.0. It enables attackers to bypass signature validation by utilizing a modified file or one with non-standard signatures.
The Impact of CVE-2020-13803
The exploitation of this vulnerability could lead to unauthorized access, data manipulation, or the execution of malicious code on affected systems.
Technical Details of CVE-2020-13803
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability in Foxit PhantomPDF Mac and Foxit Reader for Mac before version 4.0 allows threat actors to bypass signature validation through the use of altered files or those with non-standard signatures.
Affected Systems and Versions
- Product: Foxit PhantomPDF Mac and Foxit Reader for Mac
- Versions: Before 4.0
Exploitation Mechanism
The vulnerability can be exploited by utilizing files that have been modified or contain non-standard signatures to bypass the signature validation process.
Mitigation and Prevention
Protecting systems from CVE-2020-13803 requires immediate action and long-term security measures.
Immediate Steps to Take
- Update Foxit PhantomPDF Mac and Foxit Reader for Mac to version 4.0 or later.
- Exercise caution when opening files from untrusted sources.
Long-Term Security Practices
- Regularly update software and security patches.
- Implement robust cybersecurity measures to prevent unauthorized access.
Patching and Updates
Ensure that all software, including Foxit PhantomPDF Mac and Foxit Reader for Mac, is regularly updated with the latest security patches to mitigate the risk of exploitation.