CVE-2020-23873 : Security Advisory and Response

pdf2xml v2.0 was discovered to contain a heap-buffer overflow in the function TextPage::dump.

Understanding CVE-2020-23873

pdf2xml v2.0 has a vulnerability that allows a heap-buffer overflow in the TextPage::dump function.

What is CVE-2020-23873?

The CVE-2020-23873 vulnerability is a heap-buffer overflow in the TextPage::dump function of pdf2xml v2.0.

The Impact of CVE-2020-23873

This vulnerability could potentially allow an attacker to execute arbitrary code or cause a denial of service by crashing the application.

Technical Details of CVE-2020-23873

pdf2xml v2.0 has a specific vulnerability that can be exploited through a heap-buffer overflow.

Vulnerability Description

The vulnerability exists in the TextPage::dump function of pdf2xml v2.0, leading to a heap-buffer overflow.

Affected Systems and Versions

Product: pdf2xml v2.0
Vendor: N/A
Versions affected: N/A

Exploitation Mechanism

The vulnerability can be exploited by crafting a malicious PDF file that triggers the heap-buffer overflow in the TextPage::dump function.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2020-23873.

Immediate Steps to Take

Disable the affected application until a patch is available.
Monitor vendor updates for a security patch.
Implement network security measures to detect and block malicious PDF files.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Apply the latest patch or update provided by the vendor to fix the heap-buffer overflow vulnerability in pdf2xml v2.0.