CVE-2018-5308 : Security Advisory and Response

PoDoFo 0.9.5 PdfMemoryOutputStream::Write function lacks proper validation of memcpy arguments, potentially leading to denial-of-service attacks or other consequences.

Understanding CVE-2018-5308

PoDoFo vulnerability allowing skilled attackers to exploit crafted pdf files for malicious purposes.

What is CVE-2018-5308?

The PdfMemoryOutputStream::Write function in PoDoFo 0.9.5 has a vulnerability due to inadequate validation of memcpy arguments, enabling attackers to launch denial-of-service attacks or other malicious activities using specially crafted pdf files.

The Impact of CVE-2018-5308

Attackers can exploit this vulnerability to initiate denial-of-service attacks or cause unspecified consequences.

Technical Details of CVE-2018-5308

PoDoFo 0.9.5 vulnerability details and affected systems.

Vulnerability Description

PdfMemoryOutputStream::Write function in PoDoFo 0.9.5 lacks proper validation of memcpy arguments.

Affected Systems and Versions

Product: PoDoFo 0.9.5
Vendor: N/A
Version: N/A

Exploitation Mechanism

Skilled attackers can use specially crafted pdf files to exploit the vulnerability.

Mitigation and Prevention

Steps to mitigate and prevent CVE-2018-5308.

Immediate Steps to Take

Update PoDoFo to the latest version.
Be cautious when opening pdf files from unknown sources.

Long-Term Security Practices

Regularly update software and apply security patches.
Implement network security measures to detect and prevent attacks.

Patching and Updates

Apply patches provided by PoDoFo to address the vulnerability.