CVE-2018-3992 : Vulnerability Insights and Analysis
Learn about CVE-2018-3992, a critical vulnerability in Foxit PDF Reader version 9.2.0.9297 allowing remote code execution. Find out the impact, affected systems, exploitation details, and mitigation steps.
Foxit PDF Reader version 9.2.0.9297 contains a vulnerability in its JavaScript engine that allows remote code execution by exploiting a specially crafted PDF document.
Understanding CVE-2018-3992
This CVE involves a critical vulnerability in Foxit PDF Reader version 9.2.0.9297 that can be exploited for remote code execution.
What is CVE-2018-3992?
The vulnerability in Foxit PDF Reader version 9.2.0.9297 allows an attacker to execute arbitrary code by manipulating a specially crafted PDF document. The attacker can trigger this vulnerability by reusing a previously deleted object in the system's memory.
The Impact of CVE-2018-3992
- CVSS Base Score: 8 (High)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: Low
- User Interaction: Required
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Scope: Unchanged
Technical Details of CVE-2018-3992
Foxit PDF Reader version 9.2.0.9297 vulnerability details.
Vulnerability Description
An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit PDF Reader. A specially crafted PDF document can trigger a previously freed object in memory to be reused, leading to arbitrary code execution.
Affected Systems and Versions
- Affected Product: Foxit PDF Reader
- Vendor: Foxit Software
- Affected Version: 9.2.0.9297
Exploitation Mechanism
To exploit this vulnerability, the user must be deceived into opening a malicious PDF file. Additionally, if the browser plugin extension is active, visiting a compromised website can also trigger the vulnerability.
Mitigation and Prevention
Steps to mitigate the CVE-2018-3992 vulnerability.
Immediate Steps to Take
- Update Foxit PDF Reader to a patched version.
- Avoid opening PDF files from untrusted or unknown sources.
- Disable browser plugin extensions if not necessary.
Long-Term Security Practices
- Regularly update software and applications to the latest versions.
- Educate users on safe browsing habits and the risks associated with opening unknown files.
Patching and Updates
Ensure timely installation of security patches and updates for Foxit PDF Reader to address known vulnerabilities.