CVE-2020-19473 : Security Advisory and Response

PDF2JSON 0.70 has a vulnerability in function DCTStream::decodeImage that can lead to a Denial of Service due to an uncaught floating point exception.

Understanding CVE-2020-19473

This CVE involves a vulnerability in PDF2JSON 0.70 that can be exploited by attackers to cause a Denial of Service.

What is CVE-2020-19473?

CVE-2020-19473 is a vulnerability in the function DCTStream::decodeImage in PDF2JSON 0.70 that allows attackers to trigger a Denial of Service by exploiting an uncaught floating point exception.

The Impact of CVE-2020-19473

The vulnerability can be exploited by malicious actors to disrupt the normal operation of the PDF2JSON 0.70 software, potentially leading to service unavailability.

Technical Details of CVE-2020-19473

PDF2JSON 0.70 vulnerability details.

Vulnerability Description

The issue lies in the function DCTStream::decodeImage, where an uncaught floating point exception can be triggered by attackers, resulting in a Denial of Service.

Affected Systems and Versions

Product: PDF2JSON 0.70
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating certain inputs to trigger the uncaught floating point exception, leading to a Denial of Service condition.

Mitigation and Prevention

Steps to address CVE-2020-19473.

Immediate Steps to Take

Consider implementing input validation mechanisms to prevent malicious inputs.
Monitor system logs for any unusual activities that could indicate exploitation attempts.
Contact the software vendor for patches or updates to address the vulnerability.

Long-Term Security Practices

Regularly update software and apply patches promptly to mitigate known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Stay informed about security advisories related to PDF2JSON 0.70 and apply patches provided by the vendor to fix the vulnerability.