MS16-002: Cumulative Security Update for Microsoft Edge (3124904)

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(87878);
  script_version("1.12");
  script_cvs_date("Date: 2019/11/22");

  script_cve_id("CVE-2016-0003", "CVE-2016-0024");
  script_bugtraq_id(79893);
  script_xref(name:"MSFT", value:"MS16-002");
  script_xref(name:"MSKB", value:"3124263");
  script_xref(name:"MSKB", value:"3124266");

  script_name(english:"MS16-002: Cumulative Security Update for Microsoft Edge (3124904)");
  script_summary(english:"Checks the file version of edgehtml.dll.");

  script_set_attribute(attribute:"synopsis", value:
"The remote host has a web browser installed that is affected by
multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The version of Microsoft Edge installed on the remote host is missing
Cumulative Security Update 3124904. It is, therefore, affected by
multiple remote code execution vulnerabilities :

  - A remote code execution vulnerability exists due to
    improper handling of objects in memory. An attacker can
    exploit this vulnerability by convincing a user to visit
    a specially crafted website, resulting in execution of
    arbitrary code in the context of the current user.
    (CVE-2016-0003)

  - A remote code execution vulnerability exists in the
    Chakra JavaScript engine due to improper handling of
    objects in memory. An attacker can exploit this
    vulnerability by convincing a user to visit a specially
    crafted website, resulting in execution of arbitrary
    code in the context of the current user. (CVE-2016-0024)");
  script_set_attribute(attribute:"see_also", value:"https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2016/ms16-002");
  script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Windows 10.

Note that Windows 10 with Citrix XenDesktop installed will not be
offered the patch due to an issue with the XenDesktop software that
prevents users from logging on when the patch is applied. To apply the
patch you must first uninstall XenDesktop or contact Citrix for help
with the issue.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2016-0024");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/01/12");
  script_set_attribute(attribute:"patch_publication_date", value:"2016/01/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2016/01/12");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:edge");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows : Microsoft Bulletins");

  script_copyright(english:"This script is Copyright (C) 2016-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("smb_hotfixes.nasl", "ms_bulletin_checks_possible.nasl");
  script_require_keys("SMB/MS_Bulletin_Checks/Possible");
  script_require_ports(139, 445, "Host/patch_management_checks");

  exit(0);
}

include("audit.inc");
include("smb_func.inc");
include("smb_hotfixes.inc");
include("smb_hotfixes_fcheck.inc");
include("smb_reg_query.inc");
include("misc_func.inc");

get_kb_item_or_exit('SMB/MS_Bulletin_Checks/Possible');

bulletin = 'MS16-002';
kbs = make_list('3124263', '3124266');

if (get_kb_item('Host/patch_management_checks')) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_HOLE);

get_kb_item_or_exit("SMB/Registry/Enumerated");
get_kb_item_or_exit('SMB/WindowsVersion', exit_code:1);

# Server core is not affected
if (hotfix_check_server_core() == 1) audit(AUDIT_WIN_SERVER_CORE);

if (hotfix_check_sp_range(win10:'0') <= 0) audit(AUDIT_OS_SP_NOT_VULN);

share = hotfix_get_systemdrive(exit_on_fail:TRUE, as_share:TRUE);
if (!is_accessible_share(share:share)) audit(AUDIT_SHARE_FAIL, share);

if (
# Windows 10
  hotfix_is_vulnerable(os:"10", sp:0, file:"edgehtml.dll", version:"11.0.10586.63", min_version:"11.0.10586.0", dir:"\system32", bulletin:bulletin, kb:"3124263") ||
  hotfix_is_vulnerable(os:"10", sp:0, file:"edgehtml.dll", version:"11.0.10240.16644", dir:"\system32", bulletin:bulletin, kb:"3124266")
)
{
  set_kb_item(name:'SMB/Missing/'+bulletin, value:TRUE);
  hotfix_security_hole();
  hotfix_check_fversion_end();
  exit(0);
}
else
{
  hotfix_check_fversion_end();
  audit(AUDIT_HOST_NOT, 'affected');
}