CVE-2020-10848 : Security Advisory and Response

An issue was discovered on Samsung mobile devices with O(8.x), P(9.0), and Q(10.0) (Exynos 9810 chipsets) software. Arbitrary memory mapping exists in TEE. The Samsung ID is SVE-2019-16665 (February 2020).

Understanding CVE-2020-10848

This CVE identifies a security vulnerability found in Samsung mobile devices with specific software versions and chipsets.

What is CVE-2020-10848?

CVE-2020-10848 is a vulnerability that allows arbitrary memory mapping in the Trusted Execution Environment (TEE) of Samsung devices with certain software configurations.

The Impact of CVE-2020-10848

The presence of this vulnerability could potentially lead to unauthorized access to sensitive information stored in the TEE, compromising the security and integrity of the device.

Technical Details of CVE-2020-10848

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability in Samsung mobile devices with O(8.x), P(9.0), and Q(10.0) software versions and Exynos 9810 chipsets allows for arbitrary memory mapping in the TEE.

Affected Systems and Versions

Affected Systems: Samsung mobile devices with Exynos 9810 chipsets
Affected Software Versions: O(8.x), P(9.0), and Q(10.0)

Exploitation Mechanism

The vulnerability can be exploited by attackers to gain unauthorized access to the TEE, potentially leading to data breaches and security compromises.

Mitigation and Prevention

Protecting systems from CVE-2020-10848 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by Samsung promptly.
Monitor official Samsung security updates for mitigation guidance.

Long-Term Security Practices

Regularly update device software to the latest versions.
Implement additional security measures to safeguard against potential TEE vulnerabilities.
Stay informed about security best practices and emerging threats.

Patching and Updates

Regularly check for and apply security patches and updates released by Samsung to address CVE-2020-10848 and other potential vulnerabilities.