CVE-2023-42566 Explained : Impact and Mitigation

A detailed overview of the CVE-2023-42566 vulnerability impacting Samsung Mobile Devices.

Understanding CVE-2023-42566

In December 2023, Samsung Mobile Devices were affected by an out-of-bound write vulnerability.

What is CVE-2023-42566?

The CVE-2023-42566 vulnerability is categorized as CWE-787 Out-of-bounds Write. It allows local attackers to execute arbitrary code in Samsung Mobile Devices running prior to the SMR Dec-2023 Release 1 of libsavsvc.

The Impact of CVE-2023-42566

This vulnerability poses a high risk, with a base severity rating of 7.3 (High) according to the CVSS v3.1 metrics. Attackers can achieve high integrity impact through executing arbitrary code locally.

Technical Details of CVE-2023-42566

Get insights into the specifics of the vulnerability.

Vulnerability Description

An out-of-bound write vulnerability in libsavsvc prior to SMR Dec-2023 Release 1 allows local attackers to execute arbitrary code.

Affected Systems and Versions

Samsung Mobile Devices with versions SMR Dec-2023 Release in Android 11, 12, 13, 14 are affected. Systems running prior versions are vulnerable to exploitation.

Exploitation Mechanism

The vulnerability can be exploited by local attackers to execute malicious code, potentially leading to unauthorized access or control over the affected device.

Mitigation and Prevention

Learn how to protect your Samsung Mobile Devices from CVE-2023-42566.

Immediate Steps to Take

Update to the SMR Dec-2023 Release 1 or newer to mitigate the vulnerability.
Regularly monitor security advisories from Samsung Mobile for any patches or updates.

Long-Term Security Practices

Implement comprehensive security measures, including network segmentation and access controls.
Educate users on safe browsing habits and the importance of timely software updates.

Patching and Updates

Stay informed about the latest security patches and updates released by Samsung Mobile to address vulnerabilities like CVE-2023-42566.