CVE-2012-1193

MediumCVSS 6.4/10Last modified Jun 16, 2026

Description

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.

Metrics

CVSS 2.0 6.4/10AV:N/AC:L/Au:N/C:N/I:P/A:P

Affected software

No affected versions have been published.

Timeline

Published
Feb 17, 2012
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2012-1193: Medium severity, CVSS 6.4 | Vulnix