Vulnerability CVE-2012-1192


Published: 2012-02-17   Modified: 2012-02-18

Description:
The resolver in Unbound before 1.4.11 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.

Type:

CWE-DesignError

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.4/10
4.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
Partial
Affected software
Unbound -> Unbound 

 References:
https://www.isc.org/files/imce/ghostdomain_camera.pdf

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