CVE-2020-19472 : Vulnerability Insights and Analysis

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

Understanding CVE-2020-19472

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

What is CVE-2020-19472?

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

The Impact of CVE-2020-19472

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-2020-19472

PDF2JSON 0.70 is susceptible to the following:

Vulnerability Description

Vulnerability in function DCTStream::readHuffSym
Allows attackers to cause a Denial of Service
Results from an invalid read operation of size 2

Affected Systems and Versions

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

Exploitation Mechanism

Attackers exploit the vulnerability in DCTStream::readHuffSym
Perform an invalid read operation of size 2

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2020-19472:

Immediate Steps to Take

Apply security patches or updates provided by the software vendor
Monitor and restrict network access to vulnerable systems
Implement network segmentation to contain potential attacks

Long-Term Security Practices

Regularly update software and applications to the latest versions
Conduct security assessments and penetration testing to identify vulnerabilities
Educate users and IT staff on best security practices

Patching and Updates

Stay informed about security advisories and updates from PDF2JSON
Apply patches promptly to mitigate the risk of exploitation