CVE-2018-6766 Explained : Impact and Mitigation

Swisscom TVMediaHelper 1.1.0.50 has a security vulnerability that could allow remote code execution by an unauthorized attacker through the manipulation of .dll files.

Understanding CVE-2018-6766

This CVE entry describes a critical security flaw in Swisscom TVMediaHelper version 1.1.0.50 that could lead to remote code execution.

What is CVE-2018-6766?

The vulnerability in Swisscom TVMediaHelper 1.1.0.50 allows an attacker to load a malicious .dll file, enabling the execution of arbitrary code on the targeted system without user consent.

The Impact of CVE-2018-6766

The flaw permits unauthorized remote code execution, posing a significant security risk to systems running the affected software.

Technical Details of CVE-2018-6766

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The issue arises from the improper loading of .dll files by Swisscom TVMediaHelper, allowing attackers to execute malicious code.

Affected Systems and Versions

Product: Swisscom TVMediaHelper
Vendor: Swisscom
Version: 1.1.0.50

Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating various DLLs (dwmapi.dll, PROPSYS.dll, cscapi.dll, SAMLIB.dll, netbios.dll, winhttp.dll, security.dll, ntmarta.dll, WindowsCodecs.dll, apphelp.dll) during the execution of SwisscomTVMediaHelper.exe.

Mitigation and Prevention

Protect your systems from CVE-2018-6766 with the following steps:

Immediate Steps to Take

Disable the affected software until a patch is available.
Monitor for any unusual system behavior that could indicate exploitation.

Long-Term Security Practices

Regularly update and patch software to prevent vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Stay informed about security updates from Swisscom and apply patches promptly.