CVE-2017-5034 : Exploit Details and Defense Strategies
Learn about CVE-2017-5034 affecting Google Chrome prior to 57.0.2987.98 for Linux and Windows. Find out how a remote attacker could exploit a use after free vulnerability in PDFium.
Google Chrome prior to version 57.0.2987.98 for Linux and Windows had a vulnerability known as use after free in PDFium, allowing a remote attacker to perform an out-of-bounds memory read via a specially crafted PDF file.
Understanding CVE-2017-5034
Before version 57.0.2987.98 for Linux and Windows, Google Chrome was susceptible to a use after free vulnerability in PDFium.
What is CVE-2017-5034?
This CVE refers to a vulnerability in Google Chrome that could be exploited by a remote attacker to execute an out-of-bounds memory read using a malicious PDF file.
The Impact of CVE-2017-5034
The vulnerability in Google Chrome could lead to a security breach where an attacker could gain unauthorized access to sensitive information through a crafted PDF file.
Technical Details of CVE-2017-5034
Google Chrome prior to version 57.0.2987.98 for Linux and Windows was affected by a use after free vulnerability in PDFium.
Vulnerability Description
A use after free vulnerability in PDFium in Google Chrome allowed a remote attacker to perform an out-of-bounds memory read by exploiting a specially crafted PDF file.
Affected Systems and Versions
- Product: Google Chrome prior to 57.0.2987.98 for Linux and Windows
- Version: Google Chrome prior to 57.0.2987.98 for Linux and Windows
Exploitation Mechanism
The vulnerability could be exploited by a remote attacker through a specially crafted PDF file to execute an out-of-bounds memory read.
Mitigation and Prevention
To address CVE-2017-5034, users and organizations should take immediate steps and implement long-term security practices.
Immediate Steps to Take
- Update Google Chrome to version 57.0.2987.98 or later.
- Avoid opening PDF files from untrusted or unknown sources.
Long-Term Security Practices
- Regularly update software and applications to the latest versions.
- Educate users on safe browsing practices and potential security risks.
Patching and Updates
Ensure timely installation of security patches and updates provided by Google Chrome to mitigate the vulnerability.