CVE-2018-9973 : Security Advisory and Response

A weakness has been identified in Foxit Reader 9.0.1.1049 that could allow remote attackers to access sensitive information by exploiting a vulnerability during the parsing of ePub files.

Understanding CVE-2018-9973

This CVE entry describes a vulnerability in Foxit Reader version 9.0.1.1049 that enables attackers to execute unauthorized code through a specific flaw in the parsing of ePub files.

What is CVE-2018-9973?

The vulnerability in Foxit Reader 9.0.1.1049 allows remote attackers to gain access to sensitive information by exploiting a flaw in the parsing of ePub files. Attackers can execute unauthorized code by exceeding the allocated buffer size.

The Impact of CVE-2018-9973

The vulnerability can lead to unauthorized code execution within the ongoing process, potentially compromising the security and confidentiality of sensitive information.

Technical Details of CVE-2018-9973

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in Foxit Reader 9.0.1.1049 arises from the lack of proper validation of user-supplied data, resulting in an exceedance of the allocated buffer size during the parsing of ePub files.

Affected Systems and Versions

Product: Foxit Reader
Vendor: Foxit
Version: 9.0.1.1049

Exploitation Mechanism

To exploit this vulnerability, the target individual must interact with either a malicious webpage or a malicious file. The flaw occurs during the parsing of ePub files, allowing attackers to execute unauthorized code within the ongoing process.

Mitigation and Prevention

Protecting systems from CVE-2018-9973 requires immediate action and long-term security practices.

Immediate Steps to Take

Update Foxit Reader to a patched version that addresses the vulnerability.
Avoid interacting with suspicious or untrusted webpages and files.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Implement security measures such as firewalls and antivirus software to prevent unauthorized access.
Educate users on safe browsing practices and the risks of interacting with unknown sources.
Monitor security bulletins and advisories for any new vulnerabilities.

Patching and Updates

Ensure that Foxit Reader is regularly updated with the latest security patches to mitigate the risk of exploitation.