CVE-2009-1537: Microsoft DirectX NULL Byte Overwrite Vulnerability

Summary

Microsoft DirectX contains a NULL byte overwrite vulnerability in the QuickTime Movie Parser Filter in quartz.dll in DirectShow which could allow remote attackers to execute arbitrary code via a crafted QuickTime media file.

Remediation

Inventory every Microsoft DirectX deployment, including staging.
No fixed version appears in the public sources yet. Check the references below and the vendor directly.
Review logs from before the change for signs of exploitation.

CISA required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

References

Advisoryhttps://learn.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-028
Advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2009-1537
Advisoryhttps://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-028
Referencehttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6237
Referencehttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2009-1537