Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2012-3817

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
25/07/2012
Last modified:
30/10/2018

Description

ISC BIND 9.4.x, 9.5.x, 9.6.x, and 9.7.x before 9.7.6-P2; 9.8.x before 9.8.3-P2; 9.9.x before 9.9.1-P2; and 9.6-ESV before 9.6-ESV-R7-P2, when DNSSEC validation is enabled, does not properly initialize the failing-query cache, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) by sending many queries.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0
7.80
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:isc:bind:9.4:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.4.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.4.0:rc1:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.4.1:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.4.2:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.4.3:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.4.3:rc1:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5.0:rc1:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5.1:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5.1:rc1:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5.1:rc2:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5.2:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.5.2:rc1:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools