CVE-2022-20065 : What You Need to Know

This article provides details about CVE-2022-20065, a vulnerability found in MediaTek devices.

Understanding CVE-2022-20065

CVE-2022-20065 is a vulnerability identified in MediaTek devices, affecting various versions of Android.

What is CVE-2022-20065?

In the component ccci of MediaTek devices, a missing bounds check could potentially lead to an out-of-bounds read vulnerability. This flaw may result in local information disclosure, requiring system execution privileges for exploitation. Notably, user interaction is unnecessary for an attacker to exploit this issue.

The Impact of CVE-2022-20065

The impact of CVE-2022-20065 could allow threat actors to disclose sensitive information locally without the need for user interaction, posing a risk to the confidentiality of data stored on affected devices.

Technical Details of CVE-2022-20065

This section delves into the technical aspects of the vulnerability, including its description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability in ccci arises due to a missing bounds check, which could result in an out-of-bounds read issue, enabling unauthorized access to sensitive information.

Affected Systems and Versions

The vulnerability affects a wide range of MediaTek device models, including MT6580, MT6737, MT6739, and several others. Moreover, devices running Android versions 10.0, 11.0, and 12.0 are impacted by this security flaw.

Exploitation Mechanism

Exploiting CVE-2022-20065 does not require user interaction. Attackers with system execution privileges can leverage the missing bounds check in ccci to perform local information disclosure attacks.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-20065, it is crucial to implement immediate remediation steps and incorporate long-term security practices.

Immediate Steps to Take

Users are advised to stay updated on security bulletins from MediaTek and apply patches promptly. Additionally, users should be cautious while interacting with untrusted sources or content to minimize the risk of exploitation.

Long-Term Security Practices

In the long term, users should practice good cybersecurity hygiene, including regularly updating their devices, utilizing security software, and staying informed about potential security threats.

Patching and Updates

MediaTek has released a patch (Patch ID: ALPS06108658) to address CVE-2022-20065. Users are strongly recommended to install this patch to secure their devices against potential exploitation.