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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…

High9.3EPSS 20.7%
Published
Updated
Reserved
Assigned by
microsoft

Description

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 to execute arbitrary code via a crafted .dvr-ms file, aka "Windows Media Player DVR-MS Memory Corruption Vulnerability."

Timeline

  1. ID reserved

    By microsoft

  2. · 3 months later

    Published

  3. · 13 years later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2011-3401, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0High9.3AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS (exploitation in 30 days)
20.7% · top 2.4% of all CVEs (8 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.

Weakness

Affected products

  • n/a

    • affected n/a

References (3)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2011-3401 badge
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Record last updated .