Boolean#
Overview#
- OS: Linux
- IP: 192.168.100.230
- Difficulty: Intermediate
- Platform: OffSec
- OSCP: Yes
- Lists: N/A
Summary#
bypassed acc confirmation + LFi, access with ssh and priv esc with ssh.
Loot#
| Loot | |
|---|---|
| Category | Details |
| Usernames | |
| Passwords | |
| Usernames+Passwords | |
| Hashes | |
| Service Versions |
Enumeration#
Nmap#
$ nmap 192.168.133.231 -sCV -A -p- -Pn --min-rate=20000
Starting Nmap 7.95 ( https://nmap.org ) at 2026-03-14 15:39 EDT
Nmap scan report for 192.168.133.231
Host is up (0.088s latency).
Not shown: 65531 filtered tcp ports (no-response)
PORT STATE SERVICE VERSION
22/tcp open ssh OpenSSH 7.9p1 Debian 10+deb10u2 (protocol 2.0)
| ssh-hostkey:
| 2048 37:80:01:4a:43:86:30:c9:79:e7:fb:7f:3b:a4:1e:dd (RSA)
| 256 b6:18:a1:e1:98:fb:6c:c6:87:55:45:10:c6:d4:45:b9 (ECDSA)
|_ 256 ab:8f:2d:e8:a2:04:e7:b7:65:d3:fe:5e:93:1e:03:67 (ED25519)
80/tcp open http
| http-title: Boolean
|_Requested resource was http://192.168.133.231/login
| fingerprint-strings:
| DNSStatusRequestTCP, DNSVersionBindReqTCP, GenericLines, Help, JavaRMI, Kerberos, LANDesk-RC, LDAPBindReq, LDAPSearchReq, LPDString, NCP, NotesRPC, RPCCheck, RTSPRequest, SIPOptions, SMBProgNeg, SSLSessionReq, TLSSessionReq, TerminalServer, TerminalServerCookie, WMSRequest, X11Probe, afp, giop, ms-sql-s, oracle-tns:
| HTTP/1.1 400 Bad Request
| FourOhFourRequest, GetRequest, HTTPOptions:
| HTTP/1.0 403 Forbidden
| Content-Type: text/html; charset=UTF-8
|_ Content-Length: 0
3000/tcp closed ppp
33017/tcp open http Apache httpd 2.4.38 ((Debian))
|_http-title: Development
|_http-server-header: Apache/2.4.38 (Debian)
1 service unrecognized despite returning data. If you know the service/version, please submit the following fingerprint at https://nmap.org/cgi-bin/submit.cgi?new-service :
SF-Port80-TCP:V=7.95%I=7%D=3/14%Time=69B5B98A%P=x86_64-pc-linux-gnu%r(GetR
SF:equest,55,"HTTP/1\.0\x20403\x20Forbidden\r\nContent-Type:\x20text/html;
SF:\x20charset=UTF-8\r\nContent-Length:\x200\r\n\r\n")%r(HTTPOptions,55,"H
SF:TTP/1\.0\x20403\x20Forbidden\r\nContent-Type:\x20text/html;\x20charset=
SF:UTF-8\r\nContent-Length:\x200\r\n\r\n")%r(RTSPRequest,1C,"HTTP/1\.1\x20
SF:400\x20Bad\x20Request\r\n\r\n")%r(X11Probe,1C,"HTTP/1\.1\x20400\x20Bad\
SF:x20Request\r\n\r\n")%r(FourOhFourRequest,55,"HTTP/1\.0\x20403\x20Forbid
SF:den\r\nContent-Type:\x20text/html;\x20charset=UTF-8\r\nContent-Length:\
SF:x200\r\n\r\n")%r(GenericLines,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\
SF:n\r\n")%r(RPCCheck,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(D
SF:NSVersionBindReqTCP,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(
SF:DNSStatusRequestTCP,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(
SF:Help,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(SSLSessionReq,1
SF:C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(TerminalServerCookie,
SF:1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(TLSSessionReq,1C,"HT
SF:TP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(Kerberos,1C,"HTTP/1\.1\x20
SF:400\x20Bad\x20Request\r\n\r\n")%r(SMBProgNeg,1C,"HTTP/1\.1\x20400\x20Ba
SF:d\x20Request\r\n\r\n")%r(LPDString,1C,"HTTP/1\.1\x20400\x20Bad\x20Reque
SF:st\r\n\r\n")%r(LDAPSearchReq,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n
SF:\r\n")%r(LDAPBindReq,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r
SF:(SIPOptions,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(LANDesk-
SF:RC,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(TerminalServer,1C
SF:,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(NCP,1C,"HTTP/1\.1\x204
SF:00\x20Bad\x20Request\r\n\r\n")%r(NotesRPC,1C,"HTTP/1\.1\x20400\x20Bad\x
SF:20Request\r\n\r\n")%r(JavaRMI,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\
SF:n\r\n")%r(WMSRequest,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r
SF:(oracle-tns,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(ms-sql-s
SF:,1C,"HTTP/1\.1\x20400\x20Bad\x20Request\r\n\r\n")%r(afp,1C,"HTTP/1\.1\x
SF:20400\x20Bad\x20Request\r\n\r\n")%r(giop,1C,"HTTP/1\.1\x20400\x20Bad\x2
SF:0Request\r\n\r\n");
Aggressive OS guesses: Linux 5.0 - 5.14 (98%), MikroTik RouterOS 7.2 - 7.5 (Linux 5.6.3) (98%), Linux 4.15 - 5.19 (94%), Linux 2.6.32 - 3.13 (93%), Linux 5.0 (92%), OpenWrt 22.03 (Linux 5.10) (92%), Linux 3.10 - 4.11 (91%), Linux 3.2 - 4.14 (90%), Linux 4.15 (90%), Linux 2.6.32 - 3.10 (90%)
No exact OS matches for host (test conditions non-ideal).
Network Distance: 4 hops
Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel
TRACEROUTE (using port 3000/tcp)
HOP RTT ADDRESS
1 81.55 ms 192.168.45.1
2 81.53 ms 192.168.45.254
3 81.81 ms 192.168.251.1
4 82.07 ms 192.168.133.231
OS and Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 28.68 seconds
┌──(kali㉿kali)-[~/Desktop/Boxes/Offsec]
└─$ nmap 192.168.133.231 -sU --min-rate=20000
Starting Nmap 7.95 ( https://nmap.org ) at 2026-03-14 15:40 EDT
Nmap scan report for 192.168.133.231
Host is up (0.085s latency).
All 1000 scanned ports on 192.168.133.231 are in ignored states.
Not shown: 1000 open|filtered udp ports (no-response)
Nmap done: 1 IP address (1 host up) scanned in 1.20 seconds
┌──(kali㉿kali)-[~/Desktop/Boxes/Offsec]Dirbusting#
Port 80#



lets change this to true


Now moving on
we have been bought to this filemanager page

and we have lfi over here

lets gen our ssh key


now lets ssh remi@192.168.133.231 -i Boolean
