CVEs-PoC/2020/CVE-2020-8559.md

### [CVE-2020-8559](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8559)
![](https://img.shields.io/static/v1?label=Product&message=Kubernetes&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=1.16%3C%3D%201.16.12%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-601%20URL%20Redirection%20to%20Untrusted%20Site%20('Open%20Redirect')&color=brighgreen)

### Description

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.

### POC

#### Reference
- https://github.com/kubernetes/kubernetes/issues/92914
- https://hackerone.com/reports/863979

#### Github
- https://github.com/0xT11/CVE-POC
- https://github.com/20142995/sectool
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Live-Hack-CVE/CVE-2020-8559
- https://github.com/Metarget/metarget
- https://github.com/adavarski/HomeLab-Proxmox-k8s-DevSecOps-playground
- https://github.com/adavarski/HomeLab-k8s-DevSecOps-playground
- https://github.com/col4-eng/cloud-native-security
- https://github.com/developer3000S/PoC-in-GitHub
- https://github.com/hectorgie/PoC-in-GitHub
- https://github.com/iakat/stars
- https://github.com/katlol/stars
- https://github.com/noirfate/k8s_debug
- https://github.com/nomi-sec/PoC-in-GitHub
- https://github.com/pen4uin/awesome-cloud-native-security
- https://github.com/pen4uin/cloud-native-security
- https://github.com/sim1/stars
- https://github.com/soosmile/POC
- https://github.com/tabbysable/POC-2020-8559
- https://github.com/tdwyer/CVE-2020-8559
- https://github.com/unresolv/stars