CVE-2021-1044 : Exploit Details and Defense Strategies

This CVE-2021-1044 article provides an in-depth analysis of a security vulnerability impacting Android devices.

Understanding CVE-2021-1044

This section delves into the details surrounding CVE-2021-1044.

What is CVE-2021-1044?

The vulnerability exists in the eicOpsDecryptAes128Gcm function of acropora/app/identity/identity_support.c, leading to a potential out-of-bounds write due to a missing check. It could result in local privilege escalation without requiring additional permissions or user interaction.

The Impact of CVE-2021-1044

The impact of this CVE includes the ability for a local attacker to gain elevated privileges on the affected Android device without needing special access.

Technical Details of CVE-2021-1044

This section provides technical insights into CVE-2021-1044.

Vulnerability Description

The vulnerability allows for an out-of-bounds write operation in the specified function, potentially leading to privilege escalation.

Affected Systems and Versions

Android devices running the affected Android kernel version are susceptible to this vulnerability.

Exploitation Mechanism

Exploiting this vulnerability does not require any user interaction and can be leveraged by a local attacker to escalate privileges.

Mitigation and Prevention

In this section, we outline the mitigation strategies for CVE-2021-1044.

Immediate Steps to Take

Users are advised to apply security updates provided by Google promptly to address this vulnerability and prevent exploitation.

Long-Term Security Practices

Practicing good security hygiene, such as avoiding suspicious links and applications, can help reduce the risk of exploitation.

Patching and Updates

Regularly updating Android devices with the latest security patches is crucial to maintaining a secure environment and safeguarding against known vulnerabilities.