CVE-2019-5805 : What You Need to Know
Discover the impact of CVE-2019-5805, a vulnerability in PDFium in Google Chrome versions before 74.0.3729.108. Learn about the exploitation mechanism and mitigation steps.
A potential vulnerability was discovered in PDFium in Google Chrome versions before 74.0.3729.108 that could be exploited by a remote attacker to manipulate the heap memory through a specifically crafted PDF file.
Understanding CVE-2019-5805
Use-after-free in PDFium in Google Chrome prior to 74.0.3729.108 allowed a remote attacker to potentially exploit heap corruption via a crafted PDF file.
What is CVE-2019-5805?
- Vulnerability found in PDFium in Google Chrome versions before 74.0.3729.108
- Exploitable by a remote attacker through a specially crafted PDF file
The Impact of CVE-2019-5805
- Remote attacker could manipulate heap memory
- Potential for heap corruption exploitation
Technical Details of CVE-2019-5805
Affects Google Chrome versions before 74.0.3729.108
Vulnerability Description
- Type: Use after free
- Allows remote attacker to exploit heap corruption
Affected Systems and Versions
- Product: Chrome
- Vendor: Google
- Versions Affected: < 74.0.3729.108
Exploitation Mechanism
- Remote attacker exploits PDFium in Chrome
- Crafted PDF file used to manipulate heap memory
Mitigation and Prevention
Immediate Steps to Take:
- Update Chrome to version 74.0.3729.108 or later
- Avoid opening PDF files from untrusted sources
Long-Term Security Practices:
- Regularly update software and applications
- Implement network security measures
Patching and Updates:
- Apply security patches promptly
- Monitor vendor advisories for updates