Webmin file disclosure
A vulnerability has been reported in Webmin and Usermin, which can be exploited by malicious people to disclose potentially sensitive information. The vulnerability is caused due to an unspecified error within the handling of an URL. This can be exploited to read the contents of any files on the server via a specially crafted URL, without requiring a valid login. The vulnerability has been reported in Webmin (versions prior to 1.290) and Usermin (versions prior to 1.220).
Rank
- Normal
Authors
- Matteo Cantoni < goony [at] nothink.org >
Vulnerability References
Development
Similar Modules
Usage Information
$ msfconsole
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msf > use auxiliary/admin/webmin/file_disclosure
msf auxiliary(file_disclosure) > set RHOST [TARGET IP]
msf auxiliary(file_disclosure) > run
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msf > use auxiliary/admin/webmin/file_disclosure
msf auxiliary(file_disclosure) > set RHOST [TARGET IP]
msf auxiliary(file_disclosure) > run
Module Options
| DIR | Webmin directory path (default: /unauthenticated) |
| Proxies | Use a proxy chain |
| RHOST | The target address |
| RPATH | The file to download (default: /etc/passwd) |
| RPORT | The target port (default: 10000) |
| VHOST | HTTP server virtual host |
| BasicAuthPass | The HTTP password to specify for basic authentication |
| BasicAuthUser | The HTTP username to specify for basic authentication |
| DOMAIN | The domain to use for windows authentification |
| DigestAuthIIS | Conform to IIS, should work for most servers. Only set to false for non-IIS servers |
| DigestAuthPassword | The HTTP password to specify for digest authentication |
| DigestAuthUser | The HTTP username to specify for digest authentication |
| FingerprintCheck | Conduct a pre-exploit fingerprint verification |
| NTLM::SendLM | Always send the LANMAN response (except when NTLMv2_session is specified) |
| NTLM::SendNTLM | Activate the 'Negotiate NTLM key' flag, indicating the use of NTLM responses |
| NTLM::SendSPN | Send an avp of type SPN in the ntlmv2 client Blob, this allow authentification on windows Seven/2008r2 when SPN is required |
| NTLM::UseLMKey | Activate the 'Negotiate Lan Manager Key' flag, using the LM key when the LM response is sent |
| NTLM::UseNTLM2_session | Activate the 'Negotiate NTLM2 key' flag, forcing the use of a NTLMv2_session |
| NTLM::UseNTLMv2 | Use NTLMv2 instead of NTLM2_session when 'Negotiate NTLM2' key is true |
| SSL | Negotiate SSL for outgoing connections |
| SSLVersion | Specify the version of SSL that should be used (accepted: SSL2, SSL3, TLS1) |
| UserAgent | The User-Agent header to use for all requests |
| VERBOSE | Enable detailed status messages |
| WORKSPACE | Specify the workspace for this module |
| HTTP::header_folding | Enable folding of HTTP headers |
| HTTP::method_random_case | Use random casing for the HTTP method |
| HTTP::method_random_invalid | Use a random invalid, HTTP method for request |
| HTTP::method_random_valid | Use a random, but valid, HTTP method for request |
| HTTP::pad_fake_headers | Insert random, fake headers into the HTTP request |
| HTTP::pad_fake_headers_count | How many fake headers to insert into the HTTP request |
| HTTP::pad_get_params | Insert random, fake query string variables into the request |
| HTTP::pad_get_params_count | How many fake query string variables to insert into the request |
| HTTP::pad_method_uri_count | How many whitespace characters to use between the method and uri |
| HTTP::pad_method_uri_type | What type of whitespace to use between the method and uri (accepted: space, tab, apache) |
| HTTP::pad_post_params | Insert random, fake post variables into the request |
| HTTP::pad_post_params_count | How many fake post variables to insert into the request |
| HTTP::pad_uri_version_count | How many whitespace characters to use between the uri and version |
| HTTP::pad_uri_version_type | What type of whitespace to use between the uri and version (accepted: space, tab, apache) |
| HTTP::uri_dir_fake_relative | Insert fake relative directories into the uri |
| HTTP::uri_dir_self_reference | Insert self-referential directories into the uri |
| HTTP::uri_encode_mode | Enable URI encoding (accepted: none, hex-normal, hex-all, hex-random, u-normal, u-all, u-random) |
| HTTP::uri_fake_end | Add a fake end of URI (eg: /%20HTTP/1.0/../../) |
| HTTP::uri_fake_params_start | Add a fake start of params to the URI (eg: /%3fa=b/../) |
| HTTP::uri_full_url | Use the full URL for all HTTP requests |
| HTTP::uri_use_backslashes | Use back slashes instead of forward slashes in the uri |