CVE-2017-15411 Explained : Impact and Mitigation
Learn about CVE-2017-15411, a vulnerability in Google Chrome prior to 63.0.3239.84 affecting PDFium, allowing remote attackers to exploit heap corruption via crafted PDF files.
A vulnerability found in Google Chrome before version 63.0.3239.84, specifically in PDFium, could lead to a potential exploitation of heap corruption by an attacker who remotely triggers the vulnerability through a carefully crafted PDF file.
Understanding CVE-2017-15411
This CVE involves a Use After Free vulnerability in Google Chrome prior to version 63.0.3239.84, affecting the PDFium component.
What is CVE-2017-15411?
The vulnerability in Google Chrome before version 63.0.3239.84, particularly in PDFium, allows a remote attacker to exploit heap corruption through a maliciously crafted PDF file.
The Impact of CVE-2017-15411
The vulnerability could lead to heap corruption, potentially enabling attackers to execute arbitrary code or cause a denial of service (DoS) condition on the affected system.
Technical Details of CVE-2017-15411
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The Use After Free vulnerability in PDFium in Google Chrome prior to 63.0.3239.84 allows remote attackers to potentially exploit heap corruption via a crafted PDF file.
Affected Systems and Versions
- Product: Google Chrome prior to 63.0.3239.84
- Versions: Google Chrome prior to 63.0.3239.84
Exploitation Mechanism
- Attackers can trigger the vulnerability remotely through a carefully crafted PDF file, leading to potential heap corruption.
Mitigation and Prevention
To address CVE-2017-15411, follow these mitigation and prevention strategies:
Immediate Steps to Take
- Update Google Chrome to version 63.0.3239.84 or later to mitigate the vulnerability.
- Avoid opening PDF files from untrusted or unknown sources.
Long-Term Security Practices
- Regularly update software and applications to the latest versions to patch known vulnerabilities.
- Implement network security measures to detect and block malicious PDF files.
Patching and Updates
- Stay informed about security advisories and patches released by Google Chrome to address vulnerabilities like CVE-2017-15411.