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cloudfoundryCloud FoundryCFOUNDRY:10C8B286A719387559C4C262F658951E
HistoryDec 04, 2023 - 12:00 a.m.

USN-6421-1: Bind vulnerability | Cloud Foundry

2023-12-0400:00:00
Cloud Foundry
www.cloudfoundry.org
6
bind
vulnerability
canonical ubuntu
16.04
18.04
cloud foundry
medium severity
denial of service
cve-2023-3341
mitigation
update
usn-6421-1
cf deployment

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

7 High

AI Score

Confidence

Low

0.002 Low

EPSS

Percentile

51.9%

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04

Description

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. Update Instructions: Run sudo pro fix USN-6421-1 to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libisc160 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccc-export140-udeb – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libdns162 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libbind-dev – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libbind9-140 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccc-export140 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccfg-export140 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 bind9 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisc-export160 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 bind9-doc – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libbind-export-dev – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccc140 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 host – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libisccfg140 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 bind9-host – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 dnsutils – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libdns-export162 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 bind9utils – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 liblwres141 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libirs141 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 libirs-export141 – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 lwresd – 1:9.10.3.dfsg.P4-8ubuntu1.19+esm7 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2023-3341.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

  • CF Deployment
    • All versions prior to 30.0.0

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:

  • CF Deployment
    • Upgrade all versions to 30.0.0 or greater

References

History

2023-12-04: Initial vulnerability report published.

Affected configurations

Vulners
Node
cloudfoundrycf-deploymentRange<30.0.0
CPENameOperatorVersion
cf deploymentlt30.0.0

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

7 High

AI Score

Confidence

Low

0.002 Low

EPSS

Percentile

51.9%