CVE-2020-19475 : What You Need to Know

An issue has been found in function CCITTFaxStream::lookChar in PDF2JSON 0.70 that allows attackers to cause a Denial of Service due to an invalid write of size 2.

Understanding CVE-2020-19475

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

What is CVE-2020-19475?

The vulnerability in function CCITTFaxStream::lookChar in PDF2JSON 0.70 enables attackers to execute a Denial of Service attack by performing an invalid write operation of size 2.

The Impact of CVE-2020-19475

The vulnerability can lead to a Denial of Service condition, potentially disrupting the availability of the affected system or application.

Technical Details of CVE-2020-19475

PDF2JSON 0.70 is susceptible to a specific issue that can be exploited by attackers.

Vulnerability Description

The vulnerability arises from an invalid write operation of size 2 in the CCITTFaxStream::lookChar function in PDF2JSON 0.70.

Affected Systems and Versions

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

Exploitation Mechanism

Attackers can exploit this vulnerability by triggering an invalid write operation of size 2 in the CCITTFaxStream::lookChar function.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2020-19475.

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and audits to identify and remediate potential weaknesses.

Patching and Updates

Stay informed about security advisories related to PDF2JSON and promptly apply relevant patches or updates to mitigate the risk of exploitation.