CVE-2020-19470 : What You Need to Know

PDF2JSON 0.70 is affected by a vulnerability that allows attackers to cause a Denial of Service due to a NULL pointer dereference.

Understanding CVE-2020-19470

An issue has been found in function DCTStream::getChar in PDF2JSON 0.70 that enables attackers to trigger a Denial of Service attack through a NULL pointer dereference.

What is CVE-2020-19470?

The vulnerability in PDF2JSON 0.70 permits attackers to exploit a NULL pointer dereference, leading to a Denial of Service.

The Impact of CVE-2020-19470

The vulnerability can be exploited by attackers to cause a Denial of Service by triggering an invalid read of size 1.

Technical Details of CVE-2020-19470

PDF2JSON 0.70 vulnerability details.

Vulnerability Description

The issue lies in function DCTStream::getChar in PDF2JSON 0.70, allowing for a NULL pointer dereference, which can lead to a Denial of Service.

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 read of size 1, resulting in a Denial of Service.

Mitigation and Prevention

Protective measures against CVE-2020-19470.

Immediate Steps to Take

Apply security patches or updates provided by the vendor.
Monitor for any unusual activity on the system.
Implement network security measures to detect and block malicious traffic.

Long-Term Security Practices

Conduct regular security assessments and audits.
Keep software and systems up to date with the latest security patches.
Educate users on safe computing practices to prevent exploitation of vulnerabilities.

Patching and Updates

Ensure timely installation of patches and updates to mitigate the vulnerability in PDF2JSON 0.70.