CVE-2012-1193
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 overwrites cached server names and TTL...
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 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.
Exploit likelihood
What each source reports
NVD Score used
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 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.
- Record
CVE-2012-1193- CVSS 2.0
- 6.4 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:P - Updated
- 2026-11-02
CVE List No score
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 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.
- Record
CVE-2012-1193- Updated
- 2026-11-02
EUVDEUVD-2012-1221 No score
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 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.
- Record
EUVD-2012-1221- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fhvj-8gvm-8r55 No score
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 overwrites cached server names and TTL...
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 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.
- Record
GHSA-fhvj-8gvm-8r55- Updated
- 2026-11-02
OSVUBUNTU-CVE-2012-1193 No score
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 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.
- Record
UBUNTU-CVE-2012-1193- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-1193 is a medium vulnerability (CVSS 6.4) in Powerdns Recursor, published February 17, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.62%, the 92nd percentile. No source names a fixed version.
References
isc.org/files/imce/ghostdomain_camera.pdf
lists.fedoraproject.org/pipermail/package-announce/2013-May/104177.html
nvd.nist.gov/vuln/detail/CVE-2012-1193
github.com/advisories/GHSA-fhvj-8gvm-8r55
ubuntu.com/security/CVE-2012-1193
doc.powerdns.com/changelog.html
cve.org/CVERecord?id=CVE-2012-1193