6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.4 High
AI Score
Confidence
High
0.447 Medium
EPSS
Percentile
97.4%
Greg Kuechle discovered that Bind incorrectly handled certain incremental
zone updates. A remote attacker could possibly use this issue to cause Bind
to crash, resulting in a denial of service. (CVE-2021-25214)
Siva Kakarla discovered that Bind incorrectly handled certain DNAME
records. A remote attacker could possibly use this issue to cause Bind to
crash, resulting in a denial of service. (CVE-2021-25215)
It was discovered that Bind incorrectly handled GSSAPI security policy
negotiation. A remote attacker could use this issue to cause Bind to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2021-25216)
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Ubuntu | 21.04 | noarch | bind9 | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-dbgsym | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-dev | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-dnsutils | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-dnsutils-dbgsym | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-doc | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-host | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-host-dbgsym | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-libs | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
Ubuntu | 21.04 | noarch | bind9-libs-dbgsym | < 1:9.16.8-1ubuntu3.1 | UNKNOWN |
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.4 High
AI Score
Confidence
High
0.447 Medium
EPSS
Percentile
97.4%