CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
99.4%
It was discovered that Bind incorrectly handled the deny-answer-aliases
feature. If this feature is enabled, a remote attacker could use this issue
to cause Bind to crash, resulting in a denial of service.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 18.04 | noarch | bind9 | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | bind9-dbgsym | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | bind9-doc | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | bind9-host | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | bind9-host-dbgsym | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | bind9utils | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | bind9utils-dbgsym | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | dnsutils | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | dnsutils-dbgsym | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
Ubuntu | 18.04 | noarch | libbind-dev | < 1:9.11.3+dfsg-1ubuntu1.2 | UNKNOWN |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
99.4%