| code | #
# (C) Tenable Network Security, Inc.
#
# Script audit and contributions from Carmichael Security
# Erik Anderson <[email protected]> (nb: domain no longer exists)
# Added BugtraqID
#
# MA added an Apache2 vulnerability
# http://secunia.com/advisories/10064/
#
include("compat.inc");
if (description)
{
script_id(10294);
script_version("1.44");
script_cvs_date("Date: 2018/08/06 14:03:14");
script_cve_id("CVE-1999-0174");
script_bugtraq_id(2251);
script_name(english:"Multiple Vendor view_source CGI Traversal Arbitrary File Access");
script_summary(english:"Checks for the presence of /cgi-bin/view_source");
script_set_attribute(attribute:"synopsis", value:"It is possible to access arbitrary files from the remote system.");
script_set_attribute(attribute:"description", value:
"The 'view_source' CGI is installed. This CGI has a well known security
flaw that lets an attacker read arbitrary files with the privileges of
the http daemon (usually root or nobody).");
script_set_attribute(attribute:"solution", value:"remove it from /cgi-bin.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N");
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:"vuln_publication_date", value:"1997/02/08");
script_set_attribute(attribute:"plugin_publication_date", value:"1999/06/22");
script_set_attribute(attribute:"potential_vulnerability", value:"true");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 1999-2018 Tenable Network Security, Inc.");
script_family(english:"CGI abuses");
script_dependencie("http_version.nasl", "find_service1.nasl", "no404.nasl");
script_exclude_keys("Settings/disable_cgi_scanning");
script_require_keys("Settings/ParanoidReport");
script_require_ports("Services/www", 80);
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");
if (report_paranoia < 2) audit(AUDIT_PARANOID);
port = get_http_port(default:80);
no404 = get_kb_item(string("www/no404/", port));
if (no404) exit(0);
i = 0;
pat[i++] = "filename=";
pat[i++] = "";
i = 0;
rel[i++] = "../../../../../../../../..";
rel[i++] = "";
foreach dir (cgi_dirs())
foreach r (rel)
foreach p (pat)
{
res = http_send_recv3(method:"GET", item:string(dir, "/view_source?", p, r, "/etc/passwd"), port:port);
if(isnull(res)) exit(1,"Null response to view_source request.");
if(egrep(pattern:"root:.*:0:[01]:.*", string:res[2]))
{
security_hole(port);
exit(0);
}
}
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