External risk intelligence

Windows Media Center Code Execution Vulnerability.

CVE advisoryKnown Exploit

CVE-2016-0185

A vulnerability in Microsoft Windows Media Center allows remote attackers to execute arbitrary code by opening a crafted link file. This could lead to unauthorized code execution on affected systems, posing a business risk.

1Halo Surface Signal

Remote Code Execution

Microsoft Windows 7

External exposure likelihood

Halo Surface Signal score for CVE-2016-0185

This vulnerability requires the user to open a crafted Media Center link (.mcl) file locally on the system. It is a client-side execution issue tied to a specific application component, not a network-accessible service or public-facing interface, making internet-based exploitation through normal network exposure highly unlikely.

Horizon Alert

Summary of the vulnerability and why it matters

The Microsoft Windows Media Center component is susceptible to a flaw that allows remote attackers to execute arbitrary code. This vulnerability arises from the way the Media Center handles specially crafted link files. The potential impact includes unauthorized code execution on affected systems.

  • Vulnerable component: Media Center
  • Core weakness: Malicious link file handling
  • Main business impact: Arbitrary code execution

Attack Path

How an attacker could exploit the issue

This vulnerability affects Microsoft Windows Media Center, allowing attackers to execute arbitrary code through specially crafted Media Center link files. An attacker could craft a malicious link file that, when opened by a user, compromises the system. This could lead to unauthorized code execution within the context of the affected application.

  • Exposure condition: User opens a crafted link file.
  • Attacker starting point: Not specified, likely requires prior access.
  • Trigger and result: Malicious file execution, arbitrary code.

Live Threat

Current exploitation, exposure, and threat context

The Media Center Remote Code Execution Vulnerability affects Microsoft Windows. Attackers can exploit this by tricking users into opening a specially crafted Media Center link file. Successful exploitation could allow attackers to execute arbitrary code on the affected system, leading to unauthorized access and potential data compromise. This vulnerability poses a significant risk to organizations.

  • Attacker skill: Moderate
  • Access needed: User interaction
  • Business risk: High urgency

Priority actions

Operational Fix

Recommended remediation, mitigation, and detection steps

Microsoft Windows Media Center contains a remote code execution vulnerability that could allow an attacker to run arbitrary code if a user opens a crafted Media Center link file. The attack vector requires local access to the system and user interaction to open a malicious file, indicating a lower likelihood of widespread external exploitation. Organizations should prioritize identifying and securing systems that may be vulnerable to this type of attack to mitigate potential business risk.

  • Find affected Windows assets.
  • Reduce exposure or isolate risk.
  • Fix, verify, and monitor.

Frequently asked questions

What is Microsoft Windows Media Center?

Microsoft Windows Media Center is a component of Windows designed for use with a TV and a remote control, allowing users to watch TV, view photos, listen to music, and watch videos. It was included in certain editions of Windows Vista, Windows 7, and Windows 8.1.

What is the weakness in CVE-2016-0185?

The weakness in CVE-2016-0185 is a remote code execution vulnerability in Microsoft Windows Media Center. It occurs when the Media Center component improperly handles specially crafted Media Center link (.mcl) files, potentially allowing an attacker to execute arbitrary code.

How can an attacker exploit this vulnerability?

An attacker can exploit this vulnerability by creating a malicious Media Center link (.mcl) file. The trigger requires a user to open this crafted file, which then could lead to the execution of arbitrary code on the affected system. Simply opening the file is the trigger, but no other preconditions are specified.

Who should be concerned about CVE-2016-0185?

Organizations with internal systems running affected versions of Windows Vista, Windows 7, or Windows 8.1 that include the Media Center component should be concerned. Because the vulnerability requires user interaction with a crafted file, it is classified as internal, meaning exploitation is unlikely through typical internet-facing pathways.

What is the first step to respond to this threat?

The first step for organizations running affected technology is to identify all Windows systems that have the Media Center component and are running a vulnerable version. Once identified, these systems should be secured by applying vendor-provided updates or by isolating them to reduce risk.

References