CVE-2021-25737 – k8s.io/kubernetes

Package

Manager: go
Name: k8s.io/kubernetes
Vulnerable Version: >=1.16.0 <1.18.19 || >=1.19.0 <1.19.11 || >=1.20.0 <1.20.7 || =1.21.0 || >=1.21.0 <1.21.1

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

EPSS: 0.01191 pctl0.78059

Details

Incomplete List of Disallowed Inputs in Kubernetes A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs.

Metadata

Created: 2021-09-07T23:09:24Z
Modified: 2021-09-14T18:47:27Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/09/GHSA-mfv7-gq43-w965/GHSA-mfv7-gq43-w965.json
CWE IDs: ["CWE-184", "CWE-601"]
Alternative ID: GHSA-mfv7-gq43-w965
Finding: F100
Auto approve: 1