CVE-2017-16572 : Vulnerability Insights and Analysis
Learn about CVE-2017-16572, a critical security flaw in Foxit Reader 8.3.1.21155 allowing remote attackers to execute arbitrary code. Find out how to mitigate this vulnerability and protect your system.
A security vulnerability in Foxit Reader 8.3.1.21155 allows remote attackers to execute arbitrary code by exploiting a type confusion issue in the closeDoc method within FormCalc.
Understanding CVE-2017-16572
This CVE entry details a critical security flaw in Foxit Reader that could lead to remote code execution.
What is CVE-2017-16572?
The vulnerability in Foxit Reader 8.3.1.21155 enables attackers to execute arbitrary code by taking advantage of a type confusion situation in the closeDoc method within FormCalc.
The Impact of CVE-2017-16572
Exploiting this vulnerability requires user interaction with a malicious webpage or file, potentially leading to unauthorized code execution within the current process.
Technical Details of CVE-2017-16572
This section provides in-depth technical insights into the CVE-2017-16572 vulnerability.
Vulnerability Description
The flaw in Foxit Reader 8.3.1.21155 arises from inadequate validation of user input, resulting in a type confusion condition that attackers can exploit to execute arbitrary code.
Affected Systems and Versions
- Product: Foxit Reader
- Vendor: Foxit
- Version: 8.3.1.21155
Exploitation Mechanism
- Attackers can remotely execute arbitrary code by manipulating the closeDoc method within FormCalc due to the lack of proper user input validation.
Mitigation and Prevention
Protecting systems from CVE-2017-16572 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update Foxit Reader to the latest version to patch the vulnerability.
- Avoid interacting with suspicious or untrusted webpages and files.
Long-Term Security Practices
- Regularly update software and applications to mitigate potential security risks.
- Implement robust cybersecurity measures to prevent unauthorized code execution.
- Educate users on safe browsing habits and the risks of interacting with unknown sources.
Patching and Updates
- Foxit Reader users should promptly apply security patches released by the vendor to address the vulnerability.