Microsoft SharePoint Server 2010 Service Pack 2 Spoofing Vulnerability (KB2956077)

# SPDX-FileCopyrightText: 2017 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:microsoft:sharepoint_server";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.811559");
  script_version("2026-04-28T06:28:06+0000");
  script_cve_id("CVE-2017-8654");
  script_tag(name:"cvss_base", value:"3.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:S/C:N/I:P/A:N");
  script_tag(name:"last_modification", value:"2026-04-28 06:28:06 +0000 (Tue, 28 Apr 2026)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2017-08-15 16:18:00 +0000 (Tue, 15 Aug 2017)");
  script_tag(name:"creation_date", value:"2017-08-09 09:12:19 +0530 (Wed, 09 Aug 2017)");
  script_name("Microsoft SharePoint Server 2010 Service Pack 2 Spoofing Vulnerability (KB2956077)");

  script_tag(name:"summary", value:"This host is missing an important security
  update according to Microsoft KB2956077");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"The flaw exists due Microsoft SharePoint
  Server does not properly sanitize a specially crafted web request to an
  affected SharePoint server.");

  script_tag(name:"impact", value:"Successful exploitation will allow
  an attacker to perform cross-site scripting attacks on affected systems and
  run script in the security context of the current user. The attacks could
  allow the attacker to read content that the attacker is not authorized to
  read, use the victim's identity to take actions on the SharePoint site on
  behalf of the user, such as change permissions and delete content, and
  inject malicious content in the browser of the user.");

  script_tag(name:"affected", value:"Microsoft SharePoint Server 2010 Service Pack 2.");

  script_tag(name:"solution", value:"The vendor has released updates. Please see the references for more information.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"executable_version");
  script_xref(name:"URL", value:"https://support.microsoft.com/en-us/help/2956077");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/100064");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2017 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("gb_microsoft_sharepoint_smb_login_detect.nasl");
  script_mandatory_keys("microsoft/sharepoint/server/smb-login/detected");
  script_require_ports(139, 445);
  exit(0);
}

include("smb_nt.inc");
include("host_details.inc");
include("version_func.inc");
include("secpod_smb_func.inc");

if(isnull(port = get_app_port(cpe:CPE, service:"smb-login")))
  exit(0);

if(!infos = get_app_version_and_location(cpe:CPE, port:port, exit_no_version:TRUE))
  exit(0);

shareVer = infos["version"];
path = infos["location"];
if(!path || "Could not find the install location" >< path){
  exit(0);
}

## SharePoint Server 2010
if(shareVer =~ "^14\.")
{
  dllVer = fetch_file_version(sysPath:path,
           file_name:"\14.0\WebServices\ConversionServices\microsoft.office.server.native.dll");
  if(dllVer)
  {
    if(version_in_range(version:dllVer, test_version:"14.0", test_version2:"14.0.7005.999"))
    {
      report = 'File checked:     ' +  path + "\14.0\WebServices\ConversionServices\microsoft.office.server.native.dll" + '\n' +
               'File version:     ' +  dllVer  + '\n' +
               'Vulnerable range: ' +  "14.0 - 14.0.7005.999" + '\n' ;
      security_message(port:port, data:report);
      exit(0);
    }
  }
}

exit(99);