CVE-2021-0413 : Security Advisory and Response
Learn about CVE-2021-0413 affecting MediaTek Android devices. Understand the impact, technical details, affected systems, and mitigation steps to secure your devices.
A vulnerability was found in the flv extractor of various MediaTek Android devices that could result in out-of-bounds read, potentially leading to local information disclosure without requiring additional privileges. User interaction is not necessary for exploitation.
Understanding CVE-2021-0413
This CVE identifier refers to a specific security vulnerability identified in MediaTek Android devices that could have serious implications.
What is CVE-2021-0413?
The vulnerability in the flv extractor component could allow an attacker to access local information without the need for advanced execution permissions, posing a significant risk to user data.
The Impact of CVE-2021-0413
If exploited, this vulnerability could enable unauthorized access to sensitive information stored on affected devices, compromising user privacy and security.
Technical Details of CVE-2021-0413
The technical aspects of this CVE, including the vulnerability description, affected systems and versions, and exploitation mechanism, are crucial for understanding and addressing the issue.
Vulnerability Description
The vulnerability arises from a missing bounds check in the flv extractor, enabling an out-of-bounds read that could potentially disclose local information.
Affected Systems and Versions
The vulnerability impacts a wide range of MediaTek Android devices running versions Android 10.0 and 11.0, listed extensively in the provided data.
Exploitation Mechanism
Exploiting this vulnerability does not require user interaction, making it easier for threat actors to leverage the security flaw for harmful purposes.
Mitigation and Prevention
To safeguard affected devices and mitigate the risks associated with CVE-2021-0413, immediate action and long-term security practices are essential.
Immediate Steps to Take
Users and administrators should apply the necessary patches and updates provided by MediaTek to address the vulnerability promptly.
Long-Term Security Practices
Implementing robust security measures, such as regular software updates, security training, and access control policies, can help prevent similar vulnerabilities in the future.
Patching and Updates
Ensuring that devices are up to date with the latest security patches and firmware updates is crucial in maintaining the overall security posture and resilience of the systems.