Rapid7’s 2026 Global Cybersecurity Summit is now available on-demand.Watch sessions.
Rapid7

module

Hyleos ChemView ActiveX Control Stack Buffer Overflow

Disclosed
Feb 10, 2010
Created
May 30, 2018

Description

This module exploits a stack-based buffer overflow within version 1.9.5.1 of Hyleos
ChemView (HyleosChemView.ocx). By calling the 'SaveAsMolFile' or 'ReadMolFile' methods
with an overly long first argument, an attacker can overrun a buffer and execute
arbitrary code.

Authors

Platform

Windows

Module Options

To display the available options, load the module within the Metasploit console and run the commands 'show options' or 'show advanced':


msf > use exploit/windows/browser/hyleos_chemviewx_activex
msf exploit(hyleos_chemviewx_activex) > show targets
...targets...
msf exploit(hyleos_chemviewx_activex) > set TARGET < target-id >
msf exploit(hyleos_chemviewx_activex) > show options
...show and set options...
msf exploit(hyleos_chemviewx_activex) > exploit

Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.