CVEvulnerability

CVE-2018-1002105

9.8 CRITICAL Published 2018-12-05 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-12-05
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 3.0 ([email protected])
9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-388

Description

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary requests over the same connection directly to the backend, authenticated with the Kubernetes API server's TLS credentials used to establish the backend connection.

Affected configurations

• kubernetes kubernetes (>= 1.0.0 <= 1.9.11) • kubernetes kubernetes (>= 1.10.0 <= 1.10.10) • kubernetes kubernetes (>= 1.11.0 <= 1.11.4) • kubernetes kubernetes (>= 1.12.0 <= 1.12.2) • kubernetes kubernetes 1.9.12 • redhat openshift container platform 3.2 • redhat openshift container platform 3.3 • redhat openshift container platform 3.4 • redhat openshift container platform 3.5 • redhat openshift container platform 3.6 • redhat openshift container platform 3.8 • redhat openshift container platform 3.10 • redhat openshift container platform 3.11 • netapp trident

Related

Weakness · not in database (1)

References