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CVE-2023-20726 Explained : Impact and Mitigation

CVE-2023-20726 involves a GPS location leak in MediaTek mnld, posing local information disclosure risks. Learn about impact, affected systems, and mitigation steps.

This CVE, assigned by MediaTek, involves a potential GPS location leak in mnld due to a missing permission check. The vulnerability could result in local information disclosure without requiring additional execution privileges or user interaction for exploitation.

Understanding CVE-2023-20726

This section provides an insight into the details and impact of CVE-2023-20726.

What is CVE-2023-20726?

CVE-2023-20726 is a vulnerability identified in MediaTek's mnld that could potentially expose GPS location information through a missing permission check. Attackers could exploit this flaw to access sensitive local information without needing any additional user interaction.

The Impact of CVE-2023-20726

The impact of CVE-2023-20726 can lead to the disclosure of GPS location data, posing risks to user privacy and potentially enabling malicious actors to track individuals without their consent.

Technical Details of CVE-2023-20726

In this section, we delve into the vulnerability description, affected systems and versions, as well as the exploitation mechanism of CVE-2023-20726.

Vulnerability Description

The vulnerability in mnld allows for the leakage of GPS location information due to a missing permission check, ultimately leading to local information disclosure.

Affected Systems and Versions

The impacted systems and versions include a wide range of MediaTek products such as MT6880, MT6890, MT6980, MT6980D, and many more. Versions affected span across Android 11.0, 12.0, 13.0, OpenWrt 19.07, 21.02, Yocto 2.6, 3.3, and RDKB 2022Q3.

Exploitation Mechanism

The exploitation of CVE-2023-20726 does not require additional execution privileges or user interaction, making it easier for threat actors to extract sensitive GPS location data.

Mitigation and Prevention

This section outlines the immediate steps to take, long-term security practices, and the importance of patching and updates in mitigating the risks associated with CVE-2023-20726.

Immediate Steps to Take

It is crucial for users of affected MediaTek products to apply the provided patches (Patch ID: ALPS07735968 / ALPS07884552) to address the vulnerability promptly and prevent potential information disclosure.

Long-Term Security Practices

Incorporating robust security measures, such as regular security assessments, implementing least privilege access controls, and monitoring for unusual activities, can enhance overall system resilience against similar vulnerabilities in the future.

Patching and Updates

Continuously updating software and firmware, staying informed about security bulletins from vendors like MediaTek, and promptly applying patches are essential practices to safeguard systems from evolving security threats and vulnerabilities.

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