CVE-2021-0417 : Vulnerability Insights and Analysis

A memory management driver vulnerability has been identified in multiple MediaTek products, potentially leading to a system crash and local denial of service without requiring user interaction.

Understanding CVE-2021-0417

This CVE ID refers to a flaw impacting various MediaTek products, exposing them to a denial-of-service risk.

What is CVE-2021-0417?

The vulnerability exists in the memory management driver of affected MediaTek products, allowing for a system crash due to improper input validation. This flaw could be exploited to cause a local denial of service.

The Impact of CVE-2021-0417

If exploited, this vulnerability could result in a local denial of service condition on devices running Android 10.0 and 11.0 without necessitating additional execution privileges or user interaction.

Technical Details of CVE-2021-0417

The vulnerability identified in the memory management driver can lead to a system crash and denial-of-service scenario. It is pertinent to understand the affected systems, versions, and exploitation mechanism.

Vulnerability Description

The flaw arises from improper input validation in the memory management driver, which can trigger a system crash and local denial of service, potentially disrupting normal device operation.

Affected Systems and Versions

Multiple MediaTek products are impacted by this vulnerability, with versions running Android 10.0 and 11.0 being specifically at risk.

Exploitation Mechanism

Exploiting this vulnerability does not require user interaction and can be leveraged by an attacker to cause a denial-of-service condition on vulnerable devices.

Mitigation and Prevention

To address CVE-2021-0417 and prevent potential security incidents, immediate steps should be taken followed by long-term security measures and regular patching.

Immediate Steps to Take

It is recommended to apply the provided patch ID: ALPS05403499 to mitigate the vulnerability promptly and prevent possible exploitation leading to a denial-of-service situation.

Long-Term Security Practices

Implementing robust security protocols, including regular system updates, security monitoring, and threat assessments, can help enhance the overall security posture and protect against diverse cyber threats.

Patching and Updates

Ensuring timely application of security patches and firmware updates from MediaTek for the affected products is crucial to remediate vulnerabilities and maintain the integrity of the device security.