CVE-2009-0555

Published: Oct 14, 2009Updated: Apr 23, 2026 Sources: CVE List NVDCWE-94

9.3CRITICAL

NVD MITRE

Description

Microsoft Windows Media Runtime, as used in DirectShow WMA Voice Codec, Windows Media Audio Voice Decoder, and Audio Compression Manager (ACM), does not properly process Advanced Systems Format (ASF) files, which allows remote attackers to execute arbitrary code via a crafted audio file that uses the Windows Media Speech codec, aka "Windows Media Runtime Voice Sample Rate Vulnerability."

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAccess Vector

Network

AC:MAccess Complexity

Medium

Au:NAuthentication

None

Impact

C:CConfidentiality

Complete

I:CIntegrity

Complete

A:CAvailability

Complete

Open in CVSS calculator →

Weaknesses

CWE-94

Affected Products

microsoft

commercial·US

windows vistaOS

Operating Systems / windows

windows media format runtimeOn-prem

Operating Systems / windows

windows media playerOn-premDesktop App

Consumer Software / media-player

windows server 2003OS

Operating Systems / windows

windows server 2008On-premOS

Operating Systems / windows

and 3 more affected products View all →

Exploitability

Official Patch Available

Is your org exposed to CVE-2009-0555?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques

Execution

Initial Access

View detailed technique mapping

References

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6407

oval.cisecurity.org

http://www.us-cert.gov/cas/techalerts/TA09-286A.html

us-cert.gov

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-051

docs.microsoft.com

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2009-0555 and every CVE in our database. Create a free account — no credit card required.

Create Free Account

Plain-language analysis

Impact assessment and exploitation scenario in plain English

Attack graph visualization

Interactive attack path and kill chain mapping

Exploit details & PoC links

ExploitDB, Metasploit, GitHub PoCs with direct links

Nuclei scanner templates

Ready-to-use vulnerability scanner templates

Full remediation guide

Patch instructions, workarounds, and compliance impact

Interactive AI chat

Ask questions about this vulnerability in natural language

Related vulnerabilities

Semantically similar CVEs and attack patterns

REST API & MCP access

Integrate vulnerability data into your workflows