CVE-2023-20658 : Security Advisory and Response

This CVE record was published by MediaTek on April 6, 2023. The vulnerability involves a possible out of bounds write in isp, which could result in a local escalation of privilege without the need for user interaction.

Understanding CVE-2023-20658

This section provides an overview of the CVE-2023-20658 vulnerability.

What is CVE-2023-20658?

CVE-2023-20658 is a security vulnerability identified in isp, where a missing bounds check could lead to an out of bounds write. This vulnerability has the potential to allow an attacker to escalate their privileges locally on the affected system without requiring any user interaction.

The Impact of CVE-2023-20658

The impact of CVE-2023-20658 could be severe as it enables an attacker to gain elevated privileges on the system, posing a risk to the confidentiality, integrity, and availability of the affected device.

Technical Details of CVE-2023-20658

Explore the technical aspects of CVE-2023-20658 in this section.

Vulnerability Description

The vulnerability in isp is due to a missing bounds check, leading to an out of bounds write. This can be exploited by an attacker to potentially escalate their privileges on the local system.

Affected Systems and Versions

The following MediaTek products are affected by CVE-2023-20658: MT6895, MT6983, MT8188, MT8195, MT8673, MT8795T, and MT8798. Specifically, devices running Android 12.0 and 13.0 versions are vulnerable to this security issue.

Exploitation Mechanism

The vulnerability can be exploited without requiring user interaction. An attacker could leverage this flaw to perform a local privilege escalation attack on the affected devices.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2023-20658 in this section.

Immediate Steps to Take

It is recommended to apply the provided patch ID: ALPS07537393 to address the vulnerability and prevent potential exploitation. Users should update their devices as soon as the patch becomes available.

Long-Term Security Practices

In addition to applying patches promptly, adopting security best practices such as regularly updating software and using strong authentication mechanisms can help enhance the overall security posture of the system.

Patching and Updates

Stay informed about security bulletins and updates from MediaTek to ensure timely patching of vulnerabilities like CVE-2023-20658. Regularly checking for and applying software updates is crucial to prevent security risks.