CVE-2021-30777 : Vulnerability Insights and Analysis
Learn about CVE-2021-30777, an injection vulnerability in Apple macOS and Security Update products that could allow a malicious application to gain root privileges. Find out how to mitigate this security risk.
An injection issue in Apple products allowed a malicious application to gain root privileges. This vulnerability was addressed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, and Security Update 2021-005 Mojave.
Understanding CVE-2021-30777
This CVE involves an injection issue in Apple's macOS and Security Update products that could potentially lead to unauthorized access.
What is CVE-2021-30777?
CVE-2021-30777 refers to an injection issue in Apple products that enabled a malicious application to acquire root privileges.
The Impact of CVE-2021-30777
The vulnerability could be exploited by a malicious application to gain elevated system privileges, posing a significant security risk to affected systems.
Technical Details of CVE-2021-30777
This section covers the specifics of the CVE, including the vulnerability description and affected systems.
Vulnerability Description
An injection issue in Apple products was mitigated with enhanced validation techniques, preventing unauthorized root privilege escalation.
Affected Systems and Versions
The vulnerability impacted macOS Big Sur versions <11.5, Security Update - Catalina <2021, and unspecified macOS versions released prior to 2021.
Exploitation Mechanism
A malicious application could exploit this vulnerability to gain root privileges, potentially compromising the security and integrity of the affected systems.
Mitigation and Prevention
Here's how to address and prevent CVE-2021-30777 from impacting your systems.
Immediate Steps to Take
Users should update their macOS to version 11.5 or apply Security Update 2021-004 Catalina or Security Update 2021-005 Mojave to mitigate the vulnerability.
Long-Term Security Practices
Employing robust security measures, such as regular software updates and cautious application usage, can enhance the overall security posture of your systems.
Patching and Updates
Regularly installing security patches and software updates provided by Apple is crucial to ensure that your systems remain protected against known vulnerabilities.