CVE-2020-28341 Explained : Impact and Mitigation

An issue was discovered on Samsung mobile devices with Q(10.0) (Exynos990 chipsets) software. The S3K250AF Secure Element CC EAL 5+ chip allows attackers to execute arbitrary code and obtain sensitive information via a buffer overflow. The Samsung ID is SVE-2020-18632 (November 2020).

Understanding CVE-2020-28341

This CVE involves a vulnerability on Samsung mobile devices that can be exploited to execute arbitrary code and access sensitive data.

What is CVE-2020-28341?

CVE-2020-28341 is a security flaw found in Samsung mobile devices running Q(10.0) software with Exynos990 chipsets. It enables attackers to trigger a buffer overflow through the S3K250AF Secure Element CC EAL 5+ chip.

The Impact of CVE-2020-28341

The vulnerability allows malicious actors to execute unauthorized code on the affected devices and potentially extract confidential information, posing a significant security risk to users.

Technical Details of CVE-2020-28341

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability arises from a buffer overflow in the S3K250AF Secure Element CC EAL 5+ chip, which can be exploited by attackers to run arbitrary code on the device.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting specific inputs to trigger a buffer overflow, leading to the execution of malicious code.

Mitigation and Prevention

Protecting against CVE-2020-28341 requires immediate action and long-term security measures.

Immediate Steps to Take

Apply security patches provided by Samsung promptly.
Avoid downloading apps from untrusted sources.
Regularly update device software to mitigate known vulnerabilities.

Long-Term Security Practices

Implement strong access controls and authentication mechanisms.
Conduct regular security audits and penetration testing.
Educate users about safe browsing habits and potential security risks.

Patching and Updates

Regularly check for security updates from Samsung and apply them as soon as they are available to ensure protection against known vulnerabilities.