Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Unknown
Privileges Required
Unknown
Attack Vector
Unknown
0

An error handling synthesized records could cause an assertion failure when using DNS64 with "break-dnssec yes;"

Disclosure Date: January 16, 2019
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A query with a specific set of characteristics could cause a server using DNS64 to encounter an assertion failure and terminate. An attacker could deliberately construct a query, enabling denial-of-service against a server if it was configured to use the DNS64 feature and other preconditions were met. Affects BIND 9.8.0 –> 9.8.8-P1, 9.9.0 –> 9.9.9-P6, 9.9.10b1->9.9.10rc1, 9.10.0 –> 9.10.4-P6, 9.10.5b1->9.10.5rc1, 9.11.0 –> 9.11.0-P3, 9.11.1b1->9.11.1rc1, 9.9.3-S1 –> 9.9.9-S8.

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CVSS V3 Severity and Metrics
Base Score:
None
Impact Score:
Unknown
Exploitability Score:
Unknown
Vector:
Unknown
Attack Vector (AV):
Unknown
Attack Complexity (AC):
Unknown
Privileges Required (PR):
Unknown
User Interaction (UI):
Unknown
Scope (S):
Unknown
Confidentiality (C):
Unknown
Integrity (I):
Unknown
Availability (A):
Unknown

General Information

Vendors

  • debian,
  • isc,
  • netapp,
  • redhat

Products

  • bind,
  • bind 9.10.4,
  • bind 9.10.5,
  • bind 9.11.0,
  • bind 9.11.1,
  • bind 9.8.0,
  • bind 9.9.0,
  • bind 9.9.10,
  • bind 9.9.3,
  • data ontap edge -,
  • debian linux 8.0,
  • element software -,
  • enterprise linux desktop 6.0,
  • enterprise linux desktop 7.0,
  • enterprise linux server 6.0,
  • enterprise linux server 7.0,
  • enterprise linux server aus 7.3,
  • enterprise linux server aus 7.4,
  • enterprise linux server aus 7.6,
  • enterprise linux server eus 7.3,
  • enterprise linux server eus 7.4,
  • enterprise linux server eus 7.5,
  • enterprise linux server eus 7.6,
  • enterprise linux server tus 7.3,
  • enterprise linux server tus 7.6,
  • enterprise linux workstation 6.0,
  • enterprise linux workstation 7.0,
  • oncommand balance -
Technical Analysis