Vulnerability Details : CVE-2012-1193
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 prediction scoring system (EPSS) score for CVE-2012-1193
Probability of exploitation activity in the next 30 days: 0.63%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 78 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2012-1193
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.4
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:P |
10.0
|
4.9
|
NIST |
References for CVE-2012-1193
-
https://www.isc.org/files/imce/ghostdomain_camera.pdf
Internet Systems ConsortiumExploit
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http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102729.html
[SECURITY] Fedora 19 Update: pdns-recursor-3.5-1.fc19
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http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104173.html
[SECURITY] Fedora 17 Update: pdns-recursor-3.5-2.fc17
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http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104177.html
[SECURITY] Fedora 18 Update: pdns-recursor-3.5-2.fc18
Products affected by CVE-2012-1193
- cpe:2.3:a:powerdns:powerdns_recursor:3.3:*:*:*:*:*:*:*