Remote code execution in Microsoft Windows Media Center

Published: 2015-09-08 | Updated: 2017-03-09
Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2015-2509
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) Arbitrary code execution


Risk: Critical

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2015-2509

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: Yes


The vulnerability allows a remote authenticated attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper handling of Media Center link (.mcl) files. A remote attacker can create a specially crafted Media Center link (.mcl) file that references malicious code, trick the victim into opening it and execute arbitrary code with privileges of the current user.

Successful exploitation of this vulnerability results in system compromise.

Note: the vulnerability was being actively exploited.


Install update from vendor's website.

Vulnerable software versions

Windows: 7, 8, Vista

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.