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[email protected]CVE-2021-25740

HistorySep 20, 2021 - 5:15 p.m.

CVE-2021-25740

2021-09-2017:15:08

CWE-610

CWE-441

[email protected]

web.nvd.nist.gov

kubernetes

security issue

cve-2021-25740

network traffic

unauthorized access

nvd

3.5 Low

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

3.1 Low

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

3.6 Low

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.2%

JSON

A security issue was discovered with Kubernetes that could enable users to send network traffic to locations they would otherwise not have access to via a confused deputy attack.

Affected configurations

NVD

Node

kuberneteskubernetesMatch-

CPENameOperatorVersion
kubernetes:kuberneteskuberneteseq-

CPE	Name	Operator	Version
kubernetes:kubernetes	kubernetes	eq	-

CNA Affected

[
  {
    "product": "Kubernetes",
    "vendor": "Kubernetes",
    "versions": [
      {
        "lessThanOrEqual": "1.20.11",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "unspecified",
        "status": "unknown",
        "version": "next of 1.20.11",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "1.21.5",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "unspecified",
        "status": "unknown",
        "version": "next of 1.21.5",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "1.22.2",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "unspecified",
        "status": "unknown",
        "version": "next of 1.22.2",
        "versionType": "custom"
      }
    ]
  }
]