CVE Vulnerability

CVE-2018-5737

A problem with the implementation of the new serve-stale feature in BIND 9.12 can lead to an assertion failure in rbtdb.c, even when stale-answer-enable is off. Additionally, problematic interaction between the serve-stale feature and NSEC aggressive negative caching can in some cases cause undesirable behavior from named, such as a recursion loop or excessive logging. Deliberate exploitation of this condition could cause operational problems depending on the particular manifestation -- either degradation or denial of service. Affects BIND 9.12.0 and 9.12.1.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://kb.isc.org/docs/aa-01606 Vendor Advisory
https://security.netapp.com/advisory/ntap-20180926-0004/ Third Party Advisory
http://www.securitytracker.com/id/1040942 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/104236 Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:isc:bind:9.12.0:*:*:*:*:*:*:*
cpe:2.3:a:isc:bind:9.12.1:*:*:*:*:*:*:*
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:data_ontap_edge:-:*:*:*:*:*:*:*
Information

Published : 2019-01-16 08:29

Updated : 2019-10-09 11:41

NVD link : CVE-2018-5737

Mitre link : CVE-2018-5737

Products Affected
No products.
CWE
CWE-617