CVE-2003-0347

Microsoft Visual Basic for Applications SDK 5.0-6.3 - Remote Code Execution via Long ID Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2003-0347. PoCs published by eEye Digital Security Team.

AI-analyzed exploit summary This is a writeup describing a buffer overflow vulnerability in Microsoft Visual Basic for Applications (CVE-2003-0347). It provides steps to manually craft a malformed document to trigger an access violation, but does not include executable exploit code.

Description

Heap-based buffer overflow in VBE.DLL and VBE6.DLL of Microsoft Visual Basic for Applications (VBA) SDK 5.0 through 6.3 allows remote attackers to execute arbitrary code via a document with a long ID parameter.

Exploits (1)

exploitdb WRITEUP VERIFIED
by eEye Digital Security Team · textremotewindows
https://www.exploit-db.com/exploits/23094

This is a writeup describing a buffer overflow vulnerability in Microsoft Visual Basic for Applications (CVE-2003-0347). It provides steps to manually craft a malformed document to trigger an access violation, but does not include executable exploit code.

Classification
Writeup 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Theoretical
Target: Microsoft Visual Basic for Applications (VBA) in Microsoft Office
No auth needed
Prerequisites: Microsoft Office with VBA support · Ability to modify a .doc file with a binary editor
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (6)

Core 6
Core References
US Government Resource third-party-advisory x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/804780
Third Party Advisory mailing-list x_refsource_vulnwatch
http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0093.html
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/9666
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=106262077829157&w=2
Exploit, Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/8534

Scores

EPSS 0.6832
EPSS Percentile 99.2%

Details

Status published
Products (8)
microsoft/office 2000 (3 CPE variants)
microsoft/office xp (3 CPE variants)
microsoft/project 2000
microsoft/project 2002
microsoft/visio 2002
microsoft/visual_basic 5.0
microsoft/visual_basic 6.2 (2 CPE variants)
microsoft/visual_basic 6.3
Published Oct 20, 2003
Tracked Since Feb 18, 2026