CVE-2020-9949 : Exploit Details and Defense Strategies
Learn about CVE-2020-9949, a macOS vulnerability allowing arbitrary code execution. Find out affected systems, impact, and mitigation steps to secure your device.
A use after free issue in macOS has been addressed with improved memory management, affecting various versions of macOS. An application exploiting this vulnerability may execute arbitrary code with kernel privileges.
Understanding CVE-2020-9949
This CVE involves a use after free issue in macOS that could allow an application to execute arbitrary code with kernel privileges.
What is CVE-2020-9949?
CVE-2020-9949 is a vulnerability in macOS that stems from a use after free issue, potentially enabling an application to run arbitrary code with kernel privileges.
The Impact of CVE-2020-9949
The vulnerability could be exploited by an application to execute arbitrary code with kernel privileges, posing a significant security risk to affected systems.
Technical Details of CVE-2020-9949
This section provides technical details about the vulnerability.
Vulnerability Description
A use after free issue in macOS has been fixed in various versions, including macOS Big Sur 11.0.1, watchOS 7.0, iOS 14.0, iPadOS 14.0, macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra, and tvOS 14.0.
Affected Systems and Versions
- macOS versions less than 10.15
- macOS versions less than 14.0
- macOS versions less than 7.0
- macOS versions less than 14.0
- macOS versions less than 11.0
Exploitation Mechanism
An application exploiting this vulnerability may be able to execute arbitrary code with kernel privileges.
Mitigation and Prevention
Protect your system from CVE-2020-9949 with these mitigation strategies.
Immediate Steps to Take
- Apply the necessary security updates provided by Apple promptly.
- Monitor official sources for any additional information or patches related to this vulnerability.
Long-Term Security Practices
- Regularly update your operating system to the latest version to ensure all security patches are applied.
- Implement robust security measures such as firewalls and antivirus software to enhance overall system security.
Patching and Updates
Ensure that your system is up to date with the latest security patches and updates to mitigate the risk associated with CVE-2020-9949.