CVE-2020-19469 : Exploit Details and Defense Strategies

An issue has been found in function DCTStream::reset in PDF2JSON 0.70 that allows attackers to cause a Denial of Service due to an invalid write of size 8.

Understanding CVE-2020-19469

This CVE involves a vulnerability in PDF2JSON 0.70 that can be exploited to trigger a Denial of Service attack.

What is CVE-2020-19469?

The vulnerability in function DCTStream::reset in PDF2JSON 0.70 allows malicious actors to execute a Denial of Service attack by performing an invalid write operation of size 8.

The Impact of CVE-2020-19469

The exploitation of this vulnerability can lead to a Denial of Service condition, potentially disrupting the normal operation of the affected system.

Technical Details of CVE-2020-19469

PDF2JSON 0.70 is susceptible to a specific vulnerability that can be further detailed as follows:

Vulnerability Description

The issue lies in the function DCTStream::reset, where attackers can exploit an invalid write operation of size 8 to cause 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 the DCTStream::reset function in PDF2JSON 0.70 to trigger a Denial of Service attack.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2020-19469:

Immediate Steps to Take

Apply security patches or updates provided by the software vendor.
Implement network-level protections to mitigate potential attacks targeting this vulnerability.

Long-Term Security Practices

Regularly monitor and update software to ensure the latest security patches are applied.
Conduct security assessments and audits to identify and address vulnerabilities proactively.

Patching and Updates

Stay informed about security advisories related to PDF2JSON 0.70 and promptly apply any patches released by the vendor.