CVE-2018-3927 : Vulnerability Insights and Analysis

A vulnerability in the crash handler of the Samsung SmartThings Hub STH-ETH-250 with Firmware version 0.20.17 allows for the disclosure of sensitive information.

Understanding CVE-2018-3927

This CVE involves a vulnerability in the crash handler of the Samsung SmartThings Hub STH-ETH-250 with Firmware version 0.20.17.

What is CVE-2018-3927?

The vulnerability allows for the disclosure of sensitive information due to the insecure transmission of minidumps to the backtrace.io service.
Attackers can exploit this by impersonating the remote backtrace.io server.

The Impact of CVE-2018-3927

CVSS Score: 6.8 (Medium)
Attack Vector: Network
Confidentiality Impact: High
Attack Complexity: High
Scope: Changed
The vulnerability poses a risk of exposing sensitive data when the hubCore crashes.

Technical Details of CVE-2018-3927

This section provides detailed technical information about the CVE.

Vulnerability Description

The crash handler of the Samsung SmartThings Hub STH-ETH-250 with Firmware version 0.20.17 is susceptible to an information disclosure vulnerability.
Minidumps recorded during crashes are sent over an insecure HTTPS connection to backtrace.io, leading to data exposure.

Affected Systems and Versions

Affected Product: Samsung SmartThings Hub STH-ETH-250
Affected Firmware Version: 0.20.17

Exploitation Mechanism

Attackers can exploit the vulnerability by impersonating the remote backtrace.io server, triggering the disclosure of sensitive information.

Mitigation and Prevention

Protecting systems from CVE-2018-3927 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the firmware of the Samsung SmartThings Hub to a secure version.
Monitor network traffic for any suspicious activities.
Implement strong encryption protocols for data transmission.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Conduct security audits to identify and address potential weaknesses.

Patching and Updates

Apply patches provided by Samsung to address the vulnerability.