8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
8 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.972 High
EPSS
Percentile
99.8%
Lior Shafir, Yehuda Afek, and Anat Bremler-Barr discovered that Bind
incorrectly limited certain fetches. A remote attacker could possibly use
this issue to cause Bind to consume resources, leading to a denial of
service, or possibly use Bind to perform a reflection attack.
(CVE-2020-8616)
Tobias Klein discovered that Bind incorrectly handled checking TSIG
validity. A remote attacker could use this issue to cause Bind to crash,
resulting in a denial of service, or possibly perform other attacks.
(CVE-2020-8617)
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 20.04 | noarch | bind9 | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-dbgsym | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-dnsutils | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-dnsutils-dbgsym | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-doc | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-host | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-host-dbgsym | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-libs | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-libs-dbgsym | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
Ubuntu | 20.04 | noarch | bind9-utils | < 1:9.16.1-0ubuntu2.1 | UNKNOWN |
8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
8 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.972 High
EPSS
Percentile
99.8%