Lucene search

K
githubGitHub Advisory DatabaseGHSA-33C5-9FX5-FVJM
HistoryApr 24, 2024 - 8:01 p.m.

Privilege Escalation in Kubernetes

2024-04-2420:01:22
CWE-601
GitHub Advisory Database
github.com
16
kubernetes
privilege escalation
unvalidated redirect
version vulnerability
cluster compromise

6.8 Medium

CVSS3

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

7.2 High

AI Score

Confidence

High

6 Medium

CVSS2

Access Vector

Access Complexity

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

71.5%

The Kubernetes kube-apiserver in versions v1.6-v1.15, and versions prior to v1.16.13, v1.17.9 and v1.18.7 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

Vulners
Node
k8s.iokubernetesRange<1.18.7
OR
k8s.iokubernetesRange<1.17.9
OR
k8s.iokubernetesRange<1.16.13
OR
k8s.ioapimachineryRange<0.18.7
OR
k8s.ioapimachineryRange<0.17.9
OR
k8s.ioapimachineryRange<0.16.13

6.8 Medium

CVSS3

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

7.2 High

AI Score

Confidence

High

6 Medium

CVSS2

Access Vector

Access Complexity

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

71.5%