CVE-2007-4821

EDraw Office Viewer Component 5.2 - Remote Code Execution via HttpDownloadFileToTempDir Method

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-4821. PoCs published by shinnai.

AI-analyzed exploit summary This is a working proof-of-concept for a remote buffer overflow in EDraw Office Viewer Component 5.2. The exploit leverages the HttpDownloadFileToTempDir method to trigger a SEH-based overflow, potentially leading to remote code execution.

Description

Buffer overflow in a certain ActiveX control in officeviewer.ocx 5.2.218.1 in EDraw Office Viewer Component 5.2 allows remote attackers to execute arbitrary code via a long first argument to the HttpDownloadFileToTempDir method, a different vulnerability than CVE-2007-3169.

Exploits (1)

exploitdb WORKING POC VERIFIED
by shinnai · htmldoswindows
https://www.exploit-db.com/exploits/4373

This is a working proof-of-concept for a remote buffer overflow in EDraw Office Viewer Component 5.2. The exploit leverages the HttpDownloadFileToTempDir method to trigger a SEH-based overflow, potentially leading to remote code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: EDraw Office Viewer Component 5.2 (officeviewer.ocx v. 5.2.218.1)
No auth needed
Prerequisites: Victim must visit a malicious webpage or open a malicious HTML file · ActiveX control must be installed and enabled
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/25593
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/4373
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/38832

Scores

EPSS 0.0925
EPSS Percentile 94.7%

Details

CWE
CWE-119
Status published
Products (1)
edraw/office_viewer_component 5.2
Published Sep 11, 2007
Tracked Since Feb 18, 2026