Explore the impact, technical details, and mitigation strategies for CVE-2021-0662, an audio DSP vulnerability allowing local privilege escalation. Learn how to protect your systems.
A detailed overview of CVE-2021-0662 focusing on the impact, technical details, and mitigation strategies.
Understanding CVE-2021-0662
This section provides insights into the nature and implications of CVE-2021-0662.
What is CVE-2021-0662?
The CVE-2021-0662 vulnerability resides in the audio DSP, potentially leading to an out-of-bounds write due to incorrect bounds checking. This flaw could result in local privilege escalation, requiring System execution privileges without the need for user interaction. The Patch ID associated with this CVE is ALPS05844434.
The Impact of CVE-2021-0662
The vulnerability poses a risk of local privilege escalation, enabling malicious actors to execute arbitrary code and potentially gain control over affected systems. Immediate action is crucial to prevent exploitation and mitigate security risks.
Technical Details of CVE-2021-0662
Explore the technical aspects and specifics related to CVE-2021-0662.
Vulnerability Description
The CVE-2021-0662 vulnerability in audio DSP systems allows for unauthorized out-of-bounds writes due to inadequate boundary validations. This weakness can be leveraged by threat actors to elevate their privileges and perform unauthorized activities on the compromised device.
Affected Systems and Versions
Products including MT6779, MT6781, MT6785, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, and MT8797 running Android 9.0, 10.0, and 11.0 are at risk of this security issue.
Exploitation Mechanism
The exploitation of CVE-2021-0662 does not require user interaction, making it a potential target for cybercriminals seeking to gain unauthorized access and control over vulnerable systems.
Mitigation and Prevention
Learn about the essential steps to mitigate the risks associated with CVE-2021-0662 and enhance overall security.
Immediate Steps to Take
It is recommended to apply security patches promptly to address the CVE-2021-0662 vulnerability and reduce the likelihood of exploitation. Regular monitoring for suspicious activities is also crucial to detect any unauthorized attempts.
Long-Term Security Practices
Implementing robust security measures, such as network segmentation, access controls, and security awareness training, can enhance the overall security posture and mitigate potential threats like CVE-2021-0662.
Patching and Updates
Stay informed about security updates and patches released by relevant vendors to address CVE-2021-0662 effectively. Regularly updating systems and software is vital to stay protected against emerging security vulnerabilities.