In CISA KEV8.8 High
CVE-2009-1537
Microsoft DirectX NULL Byte Overwrite Vulnerability
MicrosoftDirectX
Status
- Exploited in the wild
- In CISA KEV since 20 May
- Vendor fix available
Federal deadlineWed 3 Jun, 23:59 UTC
Passed 143 days ago
CISA KEV · added 20 May
Exploit probabilityEPSSchecked 25 Oct
51%probability of exploitation in the next 30 days
Higher than 99% of scored CVEs
SeverityCVSS
8.8High
Description NVD
Unspecified vulnerability in the QuickTime Movie Parser Filter in quartz.dll in DirectShow in Microsoft DirectX 7.0 through 9.0c on Windows 2000 SP4, Windows XP SP2 and SP3, and Windows Server 2003 SP2 allows remote attackers to execute arbitrary code via a crafted QuickTime media file, as exploited in the wild in May 2009, aka "DirectX NULL Byte Overwrite Vulnerability."
CISA required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Coverage 4 articles · 2 outlets
See the full timelineShow as table
| Published (UTC) | Outlet | Headline |
|---|---|---|
| Wed 20 May · 18:02 UTC | CISA | CISA adds seven KEV flaws, including 2026 Microsoft Defender bugs |
| Wed 20 May · 19:33 UTC | CISA | CISA Adds 2009 DirectX Flaw to KEV After QuickTime Exploit |
| Wed 20 May · 20:13 UTC | CISA | CISA logs CVE-2009-1537 DirectX flaw in KEV catalog |
| Thu 21 May · 21:32 UTC | Security Affairs | CISA Adds Critical Flaws in Windows, Office, Defender to KEV List |
- CISA Adds Critical Flaws in Windows, Office, Defender to KEV ListSecurity Affairs · mentions it in passing
- CISA logs CVE-2009-1537 DirectX flaw in KEV catalogCISA · official notice
- CISA Adds 2009 DirectX Flaw to KEV After QuickTime ExploitCISA · official notice
- CISA adds seven KEV flaws, including 2026 Microsoft Defender bugsCISA · first in our coverage · official notice · mentions it in passing