CVE-2019-9799 : Exploit Details and Defense Strategies
Learn about CVE-2019-9799, an information disclosure vulnerability in Firefox versions prior to 66, allowing unauthorized memory access. Find mitigation steps and preventive measures here.
A potential security flaw in Firefox versions prior to 66 allows a compromised content process to access the parent process memory through inter-process communication.
Understanding CVE-2019-9799
This CVE involves an information disclosure vulnerability in Firefox.
What is CVE-2019-9799?
Insufficient bounds checking during inter-process communication may permit a compromised content process to read memory from the parent process.
The Impact of CVE-2019-9799
- Affected versions: Firefox versions prior to 66
- Vulnerability: Allows a compromised content process to access parent process memory
Technical Details of CVE-2019-9799
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The flaw lies in the data validation process for inter-process communication, enabling unauthorized memory access.
Affected Systems and Versions
- Product: Firefox
- Vendor: Mozilla
- Versions affected: Prior to 66
Exploitation Mechanism
The vulnerability allows a compromised content process to access the memory of the parent process under specific conditions.
Mitigation and Prevention
Protect your systems from CVE-2019-9799 with these steps:
Immediate Steps to Take
- Update Firefox to version 66 or higher
- Monitor for any unusual activity on the browser
Long-Term Security Practices
- Implement secure coding practices
- Regularly update and patch software
- Conduct security audits and assessments
Patching and Updates
- Apply patches and updates provided by Mozilla to address this vulnerability