CVE-2011-3401

ENCDEC.DLL in Windows Media Player and Media Center in Microsoft Windows XP SP2 and SP3, Windows Vista SP2, and Windows 7 Gold and SP1 allows remote attackers…

published December 14, 2011

CVSS
—
EPSS
21%
Percentile
97.5
In the wild
Unconfirmed
What it is

⚠️ A crafted .dvr-ms file could be your ticket to disaster! This vulnerability in Windows Media Player is like inviting a stranger into your home because they faked an invitation. 😱 Think of it like a movie screening where someone swaps the projector reel with a horror flick without anyone noticing. Once that reel spins, chaos can ensue, leaving viewers startled and confused! An attacker could exploit this vulnerability to execute arbitrary code on your system, potentially gaining control over it. This means they could install malicious software, steal sensitive data, or even use your system as a launchpad for further attacks—absolutely devastating!

Put simply

Think of it like a movie screening where someone swaps the projector reel with a horror flick without anyone noticing. Once that reel spins, chaos can ensue, leaving viewers startled and confused! The vulnerability in the ENCDEC.DLL component allows attackers to corrupt memory by feeding maliciously crafted .dvr-ms files to the Windows Media Player and Media Center, leading to potential remote code execution.

What to do

An attacker could exploit this vulnerability to execute arbitrary code on your system, potentially gaining control over it. This means they could install malicious software, steal sensitive data, or even use your system as a launchpad for further attacks—absolutely devastating! To protect yourself, consider disabling the playback of .dvr-ms files or avoid using unsupported versions of Windows Media Player. Ensure your operating system is up to date, and if possible, upgrade to a newer version of Windows that is no longer vulnerable to this flaw. You’ve got this! Stay vigilant and follow these steps to keep your system safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.20740 · 97.5th percentile
Published
2011-12-14T00:00Z
EPSS history
Timeline
  • 14 DEC 00:00Z
    ENCDEC.DLL in Windows Media Player and Media Center in Microsoft Windows XP SP2 and SP3, Windows Vista SP2, and Windows 7 Gold and SP1 allows remote attackers…
    cvelistv5