An authentication bypass on polkit which allows unprivileged user to call privileged methods using DBus
Polkit-exploit – CVE-2021-3560
Privilege escalation with polkit – CVE-2021-3560
CVE-2021-3560 is an authentication bypass on polkit, which allows unprivileged user to call privileged methods using DBus, in this exploit we will call 2 privileged methods provided by accountsservice (CreateUser and SetPassword), which allows us to create a priviliged user then setting a password to it and at the end logging as the created user and then elevate to root.
Ahmad Almorabea @almorabea http://almorabea.net
[email protected]:~/Desktop$ python3 CVE-2021-3560.py
**************
Exploit: Privilege escalation with polkit - CVE-2021-3560
Exploit code written by Ahmad Almorabea @almorabea
Original Exploit Author: Kevin Backhouse
For more details check this: https://github.blog/2021-06-10-privilege-escalation-polkit-root-on-linux-with-bug/#history
[+]Starting the Exploit
[+] User Created with the name of ahmed
[+] Timed out at: 0.008446890996407191
[+] Timed