CVE-2007-2494

PowerPointViewer.ocx 3.1.0.3 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-2494. PoCs published by shinnai.

AI-analyzed exploit summary This exploit demonstrates a Denial of Service (DoS) vulnerability in PowerPointViewer.ocx v3.1.0.3 by passing excessively long strings to multiple methods, causing the application to crash.

Description

Multiple stack-based buffer overflows in the PowerPointOCX ActiveX control in PowerPointViewer.ocx 3.1.0.3 allow remote attackers to cause a denial of service (Internet Explorer 7 crash) via a long (1) DoOleCommand, (2) FTPDownloadFile, (3) FTPUploadFile, (4) HttpUploadFile, (5) Save, (6) SaveWebFile, (7) HttpDownloadFile, (8) Open, or (9) OpenWebFile property value. NOTE: some of these details are obtained from third party information.

Exploits (1)

exploitdb WORKING POC VERIFIED
by shinnai · htmldoswindows
https://www.exploit-db.com/exploits/3826

This exploit demonstrates a Denial of Service (DoS) vulnerability in PowerPointViewer.ocx v3.1.0.3 by passing excessively long strings to multiple methods, causing the application to crash.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: PowerPointViewer.ocx v3.1.0.3
No auth needed
Prerequisites: Victim must open the malicious HTML file in a browser with the vulnerable OCX installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/34013
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/23733
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/25092
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/3826
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/34332
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2007/1612

Scores

EPSS 0.0519
EPSS Percentile 91.4%

Details

Status published
Products (1)
office_ocx/powerpoint_viewer_ocx < 3.1.0.3
Published May 04, 2007
Tracked Since Feb 18, 2026