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ubuntuUbuntuUSN-6390-1
HistorySep 20, 2023 - 12:00 a.m.

Bind vulnerabilities

2023-09-2000:00:00
ubuntu.com
27

7.5 High

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

8.2 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

0.002 Low

EPSS

Percentile

51.4%

Releases

  • Ubuntu 23.04
  • Ubuntu 22.04 LTS
  • Ubuntu 20.04 LTS

Packages

  • bind9 - Internet Domain Name Server

Details

It was discovered that Bind incorrectly handled certain control channel
messages. A remote attacker with access to the control channel could
possibly use this issue to cause Bind to crash, resulting in a denial of
service. (CVE-2023-3341)

Robert Story discovered that Bind incorrectly handled certain DNS-over-TLS
queries. A remote attacker could possibly use this issue to cause Bind to
crash, resulting in a denial of service. This issue only affected Ubuntu
22.04 LTS, and Ubuntu 23.04. (CVE-2023-4236)

OSVersionArchitecturePackageVersionFilename
Ubuntu23.04noarchbind9< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-dbgsym< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-dev< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-dnsutils< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-dnsutils-dbgsym< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-doc< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-host< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-host-dbgsym< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-libs< 1:9.18.12-1ubuntu1.2UNKNOWN
Ubuntu23.04noarchbind9-libs-dbgsym< 1:9.18.12-1ubuntu1.2UNKNOWN
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7.5 High

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

8.2 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

0.002 Low

EPSS

Percentile

51.4%