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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2023-2728
HistoryJul 03, 2023 - 9:15 p.m.

CVE-2023-2728

2023-07-0321:15:09
Alpine Linux Development Team
security.alpinelinux.org
12
kubernetes
serviceaccount
ephemeralcontainers
mountablesecrets.

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.7 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.1%

Users may be able to launch containers that bypass the mountable secrets policy enforced by the ServiceAccount admission plugin when using ephemeral containers. The policy ensures pods running with a service account may only reference secrets specified in the service accountโ€™s secrets field. Kubernetes clusters are only affected if the ServiceAccount admission plugin and the kubernetes.io/enforce-mountable-secrets annotation are used together with ephemeral containers.

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchk3s<ย 1.27.3.1-r0UNKNOWN
Alpine3.18-communitynoarchk3s<ย 1.27.3.1-r0UNKNOWN
Alpine3.19-communitynoarchk3s<ย 1.27.3.1-r0UNKNOWN
Alpine3.20-communitynoarchk3s<ย 1.27.3.1-r0UNKNOWN

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

6.7 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.1%