CVE-2009-2506

Integer overflow in the text converters in Microsoft Office Word 2002 SP3 and 2003 SP3; Works 8.5; Office Converter Pack; and WordPad in Windows 2000 SP4, XP SP2 and SP3, and Server 2003 SP2 allows remote attackers to execute arbitrary code via a DOC file with an invalid number of property names in the DocumentSummaryInformation stream, which triggers a heap-based buffer overflow.

Published: 2009-12-09 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-2506 is rated High Risk (74.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 74.62%, 99th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +2.91% over the last day, indicating growing attacker interest. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2009-2506

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-12-28 71.71% 74.62% +2.91%
2 2025-12-27 74.62% 71.71% -2.91%
3 2025-10-28 — 74.62% —

Full EPSS history (28 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-2506

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2009-2506

Affected software / configurations for CVE-2009-2506

Vendor Product Version Raw CPE
microsoft windows_2000 — cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:*
microsoft windows_server_2003 — cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
microsoft windows_xp — cpe:2.3:o:microsoft:windows_xp:*:sp2:*:*:*:*:*:*
microsoft windows_xp — cpe:2.3:o:microsoft:windows_xp:*:sp2:x64:*:*:*:*:*
microsoft windows_xp — cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
microsoft office_converter_pack — cpe:2.3:a:microsoft:office_converter_pack:*:*:*:*:*:*:*:*
microsoft office_word 2002 cpe:2.3:a:microsoft:office_word:2002:sp3:*:*:*:*:*:*
microsoft office_word 2003 cpe:2.3:a:microsoft:office_word:2003:sp3:*:*:*:*:*:*
microsoft wordpad — cpe:2.3:a:microsoft:wordpad:*:*:*:*:*:*:*:*
microsoft works 8.5 cpe:2.3:a:microsoft:works:8.5:*:*:*:*:*:*:*

References for CVE-2009-2506

cvelogic Threat Intelligence