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ubuntuUbuntuUSN-5332-2
HistoryMar 17, 2022 - 12:00 a.m.

Bind vulnerability

2022-03-1700:00:00
ubuntu.com
85

6.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N

6.8 Medium

AI Score

Confidence

High

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:S/C:N/I:P/A:N

0.002 Low

EPSS

Percentile

54.2%

Releases

  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • bind9 - Internet Domain Name Server

Details

USN-5332-1 fixed a vulnerability in Bind. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

Xiang Li, Baojun Liu, Chaoyi Lu, and Changgen Zou discovered that Bind
incorrectly handled certain bogus NS records when using forwarders. A
remote attacker could possibly use this issue to manipulate cache results.
(CVE-2021-25220)

OSVersionArchitecturePackageVersionFilename
Ubuntu16.04noarchbind9< 1:9.10.3.dfsg.P4-8ubuntu1.19+esm2UNKNOWN
Ubuntu16.04noarchbind9< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Ubuntu16.04noarchbind9-dbgsym< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Ubuntu16.04noarchbind9-doc< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Ubuntu16.04noarchbind9-host< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Ubuntu16.04noarchbind9-host-dbgsym< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Ubuntu16.04noarchbind9utils< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Ubuntu16.04noarchbind9utils-dbgsym< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Ubuntu16.04noarchdnsutils< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Ubuntu16.04noarchdnsutils-dbgsym< 1:9.10.3.dfsg.P4-8ubuntu1.19UNKNOWN
Rows per page:
1-10 of 621

6.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N

6.8 Medium

AI Score

Confidence

High

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:S/C:N/I:P/A:N

0.002 Low

EPSS

Percentile

54.2%