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ubuntucveUbuntu.comUB:CVE-2021-25736
HistoryOct 30, 2023 - 12:00 a.m.

CVE-2021-25736

2023-10-3000:00:00
ubuntu.com
ubuntu.com
6

6.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

9.3 High

AI Score

Confidence

High

2.1 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

28.0%

Kube-proxy on Windows can unintentionally forward traffic to local
processes listening on the same port (“spec.ports[*].port”) as a
LoadBalancer Service when the LoadBalancer controller does not set the
“status.loadBalancer.ingress[].ip” field. Clusters where the LoadBalancer
controller sets the “status.loadBalancer.ingress[].ip” field are
unaffected.

Notes

Author Note
leosilva kubernates is in fact a kubernetes installer that calls snap, not the package it self.

6.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

9.3 High

AI Score

Confidence

High

2.1 Low

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

28.0%