Lucene search

K
nvd[email protected]NVD:CVE-2020-8559
HistoryJul 22, 2020 - 2:15 p.m.

CVE-2020-8559

2020-07-2214:15:16
CWE-601
web.nvd.nist.gov
1

CVSS2

6

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0.003

Percentile

71.5%

The Kubernetes kube-apiserver in versions v1.6-v1.15, and versions prior to v1.16.13, v1.17.9 and v1.18.6 are vulnerable to an unvalidated redirect on proxied upgrade requests that could allow an attacker to escalate privileges from a node compromise to a full cluster compromise.

Affected configurations

NVD
Node
kuberneteskubernetesRange1.6.01.15.0
OR
kuberneteskubernetesRange1.16.01.16.13
OR
kuberneteskubernetesRange1.17.01.17.9
OR
kuberneteskubernetesRange1.18.01.18.6

CVSS2

6

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0.003

Percentile

71.5%