Все бюллетени/c9f2/ALT-PU-2022-1245-1
ALT-PU-2022-1245-1

Обновление пакета kubernetes в ветке c9f2

Версия1.22.5-alt2
Задание#293762
Опубликовано2022-02-11
Макс. серьёзностьHIGH
Серьёзность:

Закрытые проблемы (11)

BDU:2021-06196
HIGH8.8

Уязвимость программы для оркестровки контейнеризированных приложений Kubernetes, связанная с недостатками разграничения доступа, позволяющая нарушителю обойти введенные ограничения безопасности

Опубликовано: 2021-12-17Изменено: 2026-03-18
CVSS 3.xВЫСОКАЯ 8.8
CVSS:3.x/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0КРИТИЧЕСКАЯ 9.0
CVSS:2.0/AV:N/AC:L/Au:S/C:C/I:C/A:C
Ссылки
BDU:2022-01684
MEDIUM6.5

Уязвимость компонента kube-apiserver программного средства управления кластерами виртуальных машин Kubernetes, позволяющая нарушителю нарушить целостность данных, а также вызвать отказ в обслуживании

Опубликовано: 2022-04-01
CVSS 3.xСРЕДНЯЯ 6.5
CVSS:3.x/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
CVSS 2.0ВЫСОКАЯ 8.5
CVSS:2.0/AV:N/AC:L/Au:S/C:N/I:C/A:C
Ссылки
BDU:2022-02241
MEDIUM4.8

Уязвимость программного средства управления кластерами виртуальных машин Kubernetes, связанная с использованием открытой переадресации, позволяющая нарушителю получить доступ к конфиденциальным данным и нарушить их целостность

Опубликовано: 2022-04-14Изменено: 2022-06-27
CVSS 3.xСРЕДНЯЯ 4.8
CVSS:3.x/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0СРЕДНЯЯ 4.9
CVSS:2.0/AV:N/AC:M/Au:S/C:P/I:P/A:N
Ссылки
CVE-2020-8562
LOW3.1

As mitigations to a report from 2019 and CVE-2020-8555, Kubernetes attempts to prevent proxied connections from accessing link-local or localhost networks when making user-driven connections to Services, Pods, Nodes, or StorageClass service providers. As part of this mitigation Kubernetes does a DNS name resolution check and validates that response IPs are not in the link-local (169.254.0.0/16) or localhost (127.0.0.0/8) range. Kubernetes then performs a second DNS resolution without validation for the actual connection. If a non-standard DNS server returns different non-cached responses, a user may be able to bypass the proxy IP restriction and access private networks on the control plane.

Опубликовано: 2022-02-01Изменено: 2024-11-21
CVSS 2.0НИЗКАЯ 3.5
CVSS:2.0/AV:N/AC:M/Au:S/C:P/I:N/A:N
CVSS 3.xНИЗКАЯ 3.1
CVSS:3.x/CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CVE-2020-8563
MEDIUM5.5

In Kubernetes clusters using VSphere as a cloud provider, with a logging level set to 4 or above, VSphere cloud credentials will be leaked in the cloud controller manager's log. This affects < v1.19.3.

Опубликовано: 2020-12-07Изменено: 2024-11-21
CVSS 2.0НИЗКАЯ 2.1
CVSS:2.0/AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSS 3.xСРЕДНЯЯ 5.5
CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE-2020-8564
MEDIUM5.5

In Kubernetes clusters using a logging level of at least 4, processing a malformed docker config file will result in the contents of the docker config file being leaked, which can include pull secrets or other registry credentials. This affects < v1.19.3, < v1.18.10, < v1.17.13.

Опубликовано: 2020-12-07Изменено: 2024-11-21
CVSS 2.0НИЗКАЯ 2.1
CVSS:2.0/AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSS 3.xСРЕДНЯЯ 5.5
CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE-2020-8565
MEDIUM5.5

In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl. This affects <= v1.19.3, <= v1.18.10, <= v1.17.13, < v1.20.0-alpha2.

Опубликовано: 2020-12-07Изменено: 2024-11-21
CVSS 2.0НИЗКАЯ 2.1
CVSS:2.0/AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSS 3.xСРЕДНЯЯ 5.5
CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE-2020-8566
MEDIUM5.5

In Kubernetes clusters using Ceph RBD as a storage provisioner, with logging level of at least 4, Ceph RBD admin secrets can be written to logs. This occurs in kube-controller-manager's logs during provisioning of Ceph RBD persistent claims. This affects < v1.19.3, < v1.18.10, < v1.17.13.

Опубликовано: 2020-12-07Изменено: 2024-11-21
CVSS 2.0НИЗКАЯ 2.1
CVSS:2.0/AV:L/AC:L/Au:N/C:P/I:N/A:N
CVSS 3.xСРЕДНЯЯ 5.5
CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE-2021-25735
MEDIUM6.5

A security issue was discovered in kube-apiserver that could allow node updates to bypass a Validating Admission Webhook. Clusters are only affected by this vulnerability if they run a Validating Admission Webhook for Nodes that denies admission based at least partially on the old state of the Node object. Validating Admission Webhook does not observe some previous fields.

Опубликовано: 2021-09-06Изменено: 2024-11-21
CVSS 2.0СРЕДНЯЯ 5.5
CVSS:2.0/AV:N/AC:L/Au:S/C:N/I:P/A:P
CVSS 3.xСРЕДНЯЯ 6.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
CVE-2021-25737
MEDIUM4.8

A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs.

Опубликовано: 2021-09-06Изменено: 2024-11-21
CVSS 2.0СРЕДНЯЯ 4.9
CVSS:2.0/AV:N/AC:M/Au:S/C:P/I:P/A:N
CVSS 3.xСРЕДНЯЯ 4.8
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CVE-2021-25741
HIGH8.1

A security issue was discovered in Kubernetes where a user may be able to create a container with subpath volume mounts to access files & directories outside of the volume, including on the host filesystem.

Опубликовано: 2021-09-20Изменено: 2024-11-21
CVSS 2.0СРЕДНЯЯ 5.5
CVSS:2.0/AV:N/AC:L/Au:S/C:P/I:P/A:N
CVSS 3.xВЫСОКАЯ 8.1
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N