CVE-2023-20628 : Security Advisory and Response

This CVE record was published on March 7, 2023, by MediaTek, highlighting a potential memory corruption issue in thermal settings that could result in a local escalation of privilege without the need for user interaction. It affects a range of MediaTek products and requires system execution privileges for exploitation.

Understanding CVE-2023-20628

This section will delve deeper into the details of CVE-2023-20628, including the vulnerability description, impact, affected systems, and mitigation strategies.

What is CVE-2023-20628?

CVE-2023-20628 is a vulnerability in thermal settings that could potentially lead to memory corruption, enabling an attacker to escalate local privileges without the need for user interaction.

The Impact of CVE-2023-20628

The impact of CVE-2023-20628 is significant as it allows threat actors to gain system execution privileges through a memory corruption exploit, potentially compromising the security and integrity of the affected devices.

Technical Details of CVE-2023-20628

In this section, we will explore specific technical details related to CVE-2023-20628, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability in thermal settings could result in memory corruption due to an uncaught exception, leading to the elevation of privilege. The exploit, identified by Patch ID ALPS07494460 and Issue ID ALPS07494460, requires immediate attention for remediation.

Affected Systems and Versions

Numerous MediaTek products are affected by CVE-2023-20628, including MT6580, MT6739, MT6761, and various others. The impacted versions include Android 12.0 and 13.0, necessitating prompt action to secure these devices.

Exploitation Mechanism

The exploitation of CVE-2023-20628 does not require user interaction and can be achieved through the memory corruption vulnerability in thermal settings. Attackers can leverage this flaw to escalate privileges locally on compromised devices.

Mitigation and Prevention

This section focuses on the steps to mitigate the risks associated with CVE-2023-20628, including immediate actions and long-term security practices.

Immediate Steps to Take

To address CVE-2023-20628, users and organizations must apply the provided patch (ALPS07494460) promptly. It is crucial to ensure the patch is applied across all affected devices to prevent potential privilege escalation.

Long-Term Security Practices

In the long term, maintaining up-to-date security protocols and regularly updating software and firmware can help prevent similar vulnerabilities. Conducting routine security audits and training employees on best security practices are also essential for robust cybersecurity measures.

Patching and Updates

Regularly checking for security bulletins and updates from MediaTek is crucial to stay informed about patches addressing CVE-2023-20628. Timely patch application is essential to minimize the risk of exploitation and safeguard devices from potential threats.