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CVE-2009-2496

Published: Aug 12, 2009Updated: Apr 23, 2026 Sources: CVE List NVDCWE-119
NVD MITRE
9.3CVSSCRITICAL
EPSS Score
29.5%
Top 2.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

Heap-based buffer overflow in the Office Web Components ActiveX Control in Microsoft Office XP SP3, Office 2003 SP3, Office XP Web Components SP3, Office 2003 Web Components SP3, Office 2003 Web Components SP1 for the 2007 Microsoft Office System, Internet Security and Acceleration (ISA) Server 2004 SP3 and 2006 SP1, and Office Small Business Accounting 2006 allows remote attackers to execute arbitrary code via unspecified parameters to unknown methods, aka "Office Web Components Heap Corruption Vulnerability."

CVSS Vector Breakdown

AV:NAC:MAu:NC:CI:CA:C
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-119

Affected Products

biztalk servermicrosoft
On-prem
Operating Systems / windows
internet security and acceleration servermicrosoft
On-prem
Operating Systems / windows
officemicrosoft
Desktop App
Consumer Software / productivity
office web componentsmicrosoft
On-prem
Operating Systems / windows
visual studio .netmicrosoft
On-premDesktop App
DevTools & CI / ide-editor
microsoftcommercialUSOperating Systems
and 1 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://www.securitytracker.com/id?1022708
securitytracker.com
http://www.us-cert.gov/cas/techalerts/TA09-223A.html
us-cert.gov
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-043
docs.microsoft.com
and 1 more references View all →

Timeline

Published
Aug 12, 2009
Last Updated
Apr 23, 2026

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