CVE-2021-0585 : What You Need to Know

Android versions 8.1, 9, 10, and 11 are affected by a vulnerability allowing an out-of-bounds write in MessageQueueBase.h. This could be exploited for local privilege escalation without user interaction.

Understanding CVE-2021-0585

This CVE relates to a vulnerability in Android OS versions 8.1, 9, 10, and 11 that could be abused for local privilege escalation without requiring user interaction.

What is CVE-2021-0585?

CVE-2021-0585 is a security flaw in Android's MessageQueueBase.h, enabling an out-of-bounds write attack. Attackers could exploit this to escalate privileges locally.

The Impact of CVE-2021-0585

The impact of this CVE is the potential for a local user to gain escalated privileges on the affected Android systems without needing interaction from the user themselves.

Technical Details of CVE-2021-0585

The technical details of CVE-2021-0585 include the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability allows an out-of-bounds write in MessageQueueBase.h, leading to local privilege escalation on Android versions 8.1 to 11.

Affected Systems and Versions

Android versions 8.1, 9, 10, and 11 are affected by this vulnerability, allowing attackers to exploit it for privilege escalation.

Exploitation Mechanism

Exploiting this vulnerability requires no user interaction and can be utilized for local privilege escalation on the affected Android OS versions.

Mitigation and Prevention

To mitigate the risks associated with CVE-2021-0585, certain steps can be taken to enhance the security of the affected systems.

Immediate Steps to Take

It is advised to apply security patches and updates provided by Android to address this vulnerability promptly on affected devices.

Long-Term Security Practices

Implementing strong security practices, such as network segmentation and restricted user privileges, can help prevent similar privilege escalation attacks in the future.

Patching and Updates

Regularly updating the Android OS to the latest version and promptly applying security patches is crucial in preventing exploitation of known vulnerabilities.