CVE-2018-11255 : What You Need to Know

A vulnerability was found in PoDoFo 0.9.5 that affects the PdfPage::GetPageNumber() function in the PdfPage.cpp file. Attackers could exploit this flaw remotely using a specially crafted PDF file, leading to a denial of service condition through a null pointer dereference.

Understanding CVE-2018-11255

This CVE identifies a vulnerability in PoDoFo 0.9.5 that can be exploited by remote attackers to cause a denial of service by crashing the application.

What is CVE-2018-11255?

This CVE pertains to a vulnerability in the PdfPage::GetPageNumber() function in the PdfPage.cpp file of PoDoFo 0.9.5, allowing remote attackers to crash the application using a malicious PDF file.

The Impact of CVE-2018-11255

Exploiting this vulnerability could result in a denial of service condition, leading to a null pointer dereference and crashing of the application.

Technical Details of CVE-2018-11255

This section provides technical details about the vulnerability.

Vulnerability Description

The vulnerability in PoDoFo 0.9.5 allows remote attackers to trigger a denial of service by exploiting the PdfPage::GetPageNumber() function through a crafted PDF document.

Affected Systems and Versions

Product: PoDoFo 0.9.5
Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability remotely by using a specially crafted PDF file to trigger a null pointer dereference, causing the application to crash.

Mitigation and Prevention

To address CVE-2018-11255, follow these mitigation strategies:

Immediate Steps to Take

Update PoDoFo to the latest version.
Avoid opening PDF files from untrusted sources.

Long-Term Security Practices

Regularly update software and applications to patch known vulnerabilities.
Implement network security measures to prevent remote exploitation.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risk of exploitation.