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openvasCopyright (C) 2018 Greenbone AGOPENVAS:1361412562310813226
HistoryMay 09, 2018 - 12:00 a.m.

Microsoft .NET Framework Multiple Vulnerabilities (KB4095874)

2018-05-0900:00:00
Copyright (C) 2018 Greenbone AG
plugins.openvas.org
329

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.7 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

72.0%

This host is missing a critical security
update according to Microsoft Security Updates KB4095874.

# SPDX-FileCopyrightText: 2018 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-or-later

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.813226");
  script_version("2023-11-03T16:10:08+0000");
  script_cve_id("CVE-2018-0765", "CVE-2018-1039");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"last_modification", value:"2023-11-03 16:10:08 +0000 (Fri, 03 Nov 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-10-03 00:03:00 +0000 (Thu, 03 Oct 2019)");
  script_tag(name:"creation_date", value:"2018-05-09 13:04:50 +0530 (Wed, 09 May 2018)");
  script_name("Microsoft .NET Framework Multiple Vulnerabilities (KB4095874)");

  script_tag(name:"summary", value:"This host is missing a critical security
  update according to Microsoft Security Updates KB4095874.");

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

  script_tag(name:"insight", value:"Multiple flaws are due to:

  - .NET Framework (and .NET Core) components do not completely validate
    certificates.

  - .NET, and .NET core, improperly process XML documents.");

  script_tag(name:"impact", value:"Successful exploitation will allow remote
  attackers to cause a denial of service against a .NET application and also
  to bypass certain security restrictions.");

  script_tag(name:"affected", value:"Microsoft .NET Framework 3.5.1.");

  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/4095874");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("Windows : Microsoft Bulletins");
  script_dependencies("smb_reg_service_pack.nasl");
  script_mandatory_keys("SMB/WindowsVersion");
  script_require_ports(139, 445);
  exit(0);
}


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

if(hotfix_check_sp(win7:2, win7x64:2, win2008r2:2) <= 0){
  exit(0);
}

key = "SOFTWARE\Microsoft\ASP.NET\";
if(!registry_key_exists(key:key)){
  exit(0);
}

key2 = "SOFTWARE\Microsoft\.NETFramework\AssemblyFolders\";
foreach item (registry_enum_keys(key:key2))
{
  path = registry_get_sz(key:key2 + item, item:"All Assemblies In");
  if(path)
  {
    dllVer = fetch_file_version(sysPath:path, file_name:"system.identitymodel.dll");
    if(dllVer)
    {
      if(version_in_range(version:dllVer, test_version:"3.0.4506.7082", test_version2:"3.0.4506.8788"))
      {
        report = report_fixed_ver(file_checked:path + "system.identitymodel.dll",
                            file_version:dllVer, vulnerable_range:"3.0.4506.7082 - 3.0.4506.8788");
        security_message(data:report);
        exit(0);
      }
    }
  }
}

exit(99);

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.7 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

72.0%