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ubuntuUbuntuUSN-4365-1
HistoryMay 19, 2020 - 12:00 a.m.

Bind vulnerabilities

2020-05-1900:00:00
ubuntu.com
86

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%

Releases

  • Ubuntu 20.04 LTS
  • Ubuntu 19.10
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • bind9 - Internet Domain Name Server

Details

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)

OSVersionArchitecturePackageVersionFilename
Ubuntu20.04noarchbind9< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-dbgsym< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-dnsutils< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-dnsutils-dbgsym< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-doc< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-host< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-host-dbgsym< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-libs< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-libs-dbgsym< 1:9.16.1-0ubuntu2.1UNKNOWN
Ubuntu20.04noarchbind9-utils< 1:9.16.1-0ubuntu2.1UNKNOWN
Rows per page:
1-10 of 1411

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%