CVE-2009-0227

CVE-2009-0227 is a critical-severity vulnerability in Microsoft Office Powerpoint with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 36% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Description

Stack-based buffer overflow in the PowerPoint 4.2 conversion filter (PP4X32.DLL) in Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3 allows remote attackers to execute arbitrary code via a large number of structures in sound data in a file that uses a PowerPoint 4.0 native file format, leading to memory corruption, aka "Legacy File Format Vulnerability," a different vulnerability than CVE-2009-0222, CVE-2009-0223, CVE-2009-0226, and CVE-2009-1137.

Frequently asked questions

What is CVE-2009-0227?
Stack-based buffer overflow in the PowerPoint 4.2 conversion filter (PP4X32.DLL) in Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3 allows remote attackers to execute arbitrary code via a large number of structures in sound data in a file that uses a PowerPoint 4.0 native file format, leading to memory corruption, aka "Legacy File Format Vulnerability," a different vulnerability than CVE-2009-0222, CVE-2009-0223, CVE-2009-0226, and CVE-2009-1137.
How severe is CVE-2009-0227?
CVE-2009-0227 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2009-0227 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 36% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-0227?
CVE-2009-0227 primarily affects Microsoft Office Powerpoint. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-0227?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2009-0227 published?
CVE-2009-0227 was published on 2009-05-12 and last updated on 2026-06-16.

References

Affected products (3)

More vulnerabilities in Microsoft Office Powerpoint

All CVEs affecting Microsoft Office Powerpoint →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →