
Local Privilege Escalation in polkit's pkexec (CVE-2021-4034)
Exploit Title: Local Privilege Escalation in polkit's pkexec (CVE-2021-4034)
Date: 01/25/2022
Exploit Author: Qualys Research Team
Tested on: ubuntu 20.04.1 LTS
CVE ID: CVE-2021-27928
테스트 환경:

1단계:exp 빌드(출처: https://github.com/berdav/CVE-2021-4034)
make

2단계:익스플로잇 실행 및 루트 셸 획득

https://github.com/berdav/CVE-2021-4034
https://www.qualys.com/2022/01/25/cve-2021-4034/pwnkit.txt