CVE-2021-30935 : What You Need to Know
Learn about CVE-2021-30935, a logic issue vulnerability in macOS allowing arbitrary code execution with kernel privileges. Find out about impact, affected systems, and mitigation steps.
A logic issue in macOS was addressed with improved validation in Security Update 2021-008 Catalina and macOS Big Sur 11.6.2, allowing an application to execute arbitrary code with kernel privileges.
Understanding CVE-2021-30935
This CVE entry pertains to a logic issue in macOS that could enable an application to execute unauthorized code with elevated kernel privileges.
What is CVE-2021-30935?
CVE-2021-30935 refers to a vulnerability in macOS that allows a specific application to run arbitrary code with kernel privileges, potentially leading to unauthorized access to the system and sensitive data.
The Impact of CVE-2021-30935
The impact of this vulnerability could be severe as it enables attackers to gain control over the affected system, execute malicious activities, and access sensitive information.
Technical Details of CVE-2021-30935
This section provides more detailed information about the vulnerability, including its description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability allows an application to execute arbitrary code with kernel privileges, bypassing the usual security restrictions.
Affected Systems and Versions
The affected systems include macOS versions less than 11.6 and macOS versions released prior to 2021.
Exploitation Mechanism
By exploiting this vulnerability, an attacker can craft a malicious application that, when executed on the target system, can gain unauthorized access with elevated privileges.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-30935, immediate steps need to be taken, and long-term security practices should be implemented.
Immediate Steps to Take
Users should update their macOS systems to versions 11.6 or later to patch the vulnerability and prevent potential exploits.
Long-Term Security Practices
Implementing robust security measures, such as regular software updates, security patches, and enhanced access controls, can help prevent similar vulnerabilities in the future.
Patching and Updates
Regularly check for security updates from Apple and apply them promptly to ensure system protection against known vulnerabilities.