UBUNTU-CVE-2012-1193

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Source

https://ubuntu.com/security/CVE-2012-1193

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2012/UBUNTU-CVE-2012-1193.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2012-1193

Upstream

CVE-2012-1193

Withdrawn

2025-07-18T16:42:45Z

Published

2012-02-17T22:55:00Z

Modified

2025-07-16T07:02:08.513290Z

Severity

Ubuntu - low

Summary

[none]

Details

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.

References

Affected packages

Ubuntu:14.04:LTS / pdns-recursor

Package

Name: pdns-recursor
Purl: pkg:deb/ubuntu/pdns-recursor@3.5.3-1?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.5.3-1

Affected versions

3.*

3.3-3

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "3.5.3-1",
            "binary_name": "pdns-recursor"
        },
        {
            "binary_version": "3.5.3-1",
            "binary_name": "pdns-recursor-dbg"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2012/UBUNTU-CVE-2012-1193.json"