CVE-2018-1002105

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 servers TLS credentials used to establish the backend connection.

Risk Information

Base Score

9.8

MODERATE

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score

Exploitation Probability

90.698

Associated Vulnerability

Vulnerability	OS Platform
(RHSA-2018:0591) Critical: python-paramiko security and bug fix update python-paramiko-2.1.1-4.el7.noarch.rpm	Linux
(RHSA-2018:0591) Critical: python-paramiko security and bug fix update python-paramiko-doc-2.1.1-4.el7.noarch.rpm	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234