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[email protected]CVE-2020-8565

HistoryDec 07, 2020 - 10:15 p.m.

CVE-2020-8565

2020-12-0722:15:21

CWE-532

[email protected]

web.nvd.nist.gov

108

cve

2020-8565

kubernetes

logging level

authorization

bearer tokens

api server

kubectl

v1.19.3

v1.18.10

v1.17.13

v1.20.0-alpha2

nvd

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

5.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

44.8%

JSON

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.

Affected configurations

NVD

Node

kuberneteskubernetesRange1.17.0–1.17.13

kuberneteskubernetesRange1.18.0–1.18.10

kuberneteskubernetesRange1.19.0–1.19.3

CPENameOperatorVersion
kubernetes:kuberneteskubernetesle1.17.13
kubernetes:kuberneteskubernetesle1.18.10
kubernetes:kuberneteskubernetesle1.19.3

CPE	Name	Operator	Version
kubernetes:kubernetes	kubernetes	le	1.17.13
kubernetes:kubernetes	kubernetes	le	1.18.10
kubernetes:kubernetes	kubernetes	le	1.19.3

CNA Affected

[
  {
    "product": "Kubernetes",
    "vendor": "Kubernetes",
    "versions": [
      {
        "status": "affected",
        "version": "<= 1.19.3"
      },
      {
        "status": "affected",
        "version": "<= 1.18.10"
      },
      {
        "status": "affected",
        "version": "<= 1.17.13"
      },
      {
        "status": "affected",
        "version": "< 1.20.0-alpha2"
      }
    ]
  }
]