CVE-2021-0658 : Security Advisory and Response

A detailed analysis of CVE-2021-0658 focusing on the impact, technical details, and mitigation steps.

Understanding CVE-2021-0658

This CVE affects various MediaTek processors, potentially allowing an attacker to escalate privileges without user interaction.

What is CVE-2021-0658?

CVE-2021-0658 is a vulnerability in apusys that could result in an out-of-bounds write due to a missing bounds check. Exploitation could lead to local privilege escalation.

The Impact of CVE-2021-0658

The vulnerability requires System execution privileges for exploitation, posing a risk of local escalation of privilege without user interaction.

Technical Details of CVE-2021-0658

Get insights into the vulnerability description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The flaw in apusys could allow an attacker to perform an out-of-bounds write, potentially leading to privilege escalation without user interaction.

Affected Systems and Versions

The vulnerability affects MediaTek processors including MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8195, MT8791, and MT8797 running Android 10.0 and 11.0.

Exploitation Mechanism

Exploiting this vulnerability does not require user interaction, and successful execution could result in local privilege escalation.

Mitigation and Prevention

Learn about immediate steps to enhance security and implement long-term protective measures.

Immediate Steps to Take

Users should apply the provided Patch ID: ALPS05672107 to address the vulnerability and prevent potential exploitation.

Long-Term Security Practices

Regularly updating systems and monitoring security bulletins can help mitigate risks such as privilege escalation vulnerabilities.

Patching and Updates

Stay informed about security updates and patches released by MediaTek to secure the affected systems.