CVE-2018-9947 : Vulnerability Insights and Analysis

This CVE-2018-9947 article provides insights into a vulnerability in Foxit Reader version 9.0.0.29935 that allows remote code execution. The flaw stems from inadequate validation of user-supplied data in BMP image parsing.

Understanding CVE-2018-9947

This section delves into the specifics of the vulnerability and its impact.

What is CVE-2018-9947?

The vulnerability in Foxit Reader version 9.0.0.29935 enables attackers to execute arbitrary code by exploiting a heap-based buffer overflow in BMP image parsing.

The Impact of CVE-2018-9947

The vulnerability permits remote attackers to run code within the current process context by tricking users into interacting with malicious content.

Technical Details of CVE-2018-9947

Explore the technical aspects of the vulnerability in this section.

Vulnerability Description

The flaw arises from insufficient validation of user-supplied data length before copying it to a fixed-length, heap-based buffer during BMP image parsing.

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Version: 9.0.0.29935

Exploitation Mechanism

Attackers exploit the vulnerability by enticing users to engage with a malicious page or open a corrupted file.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2018-9947.

Immediate Steps to Take

Update Foxit Reader to a patched version.
Avoid interacting with suspicious or untrusted files or websites.

Long-Term Security Practices

Regularly update software to the latest versions.
Educate users on safe browsing habits and file handling.

Patching and Updates

Apply security patches and updates provided by Foxit to address the vulnerability.