MS13-093: Vulnerability in Windows Ancillary Function Driver Could Allow Information Disclosure (2875783)

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


include("compat.inc");


if (description)
{
  script_id(70851);
  script_version("1.7");
  script_cvs_date("Date: 2018/11/15 20:50:31");

  script_cve_id("CVE-2013-3887");
  script_bugtraq_id(63545);
  script_xref(name:"MSFT", value:"MS13-093");
  script_xref(name:"MSKB", value:"2875783");

  script_name(english:"MS13-093: Vulnerability in Windows Ancillary Function Driver Could Allow Information Disclosure (2875783)");
  script_summary(english:"Checks version of Afd.sys");

  script_set_attribute(
    attribute:"synopsis",
    value:
"The remote Windows host contains a driver that allows information
disclosure.");
  script_set_attribute(
    attribute:"description",
    value:
"The remote Windows host contains a version of the Ancillary Function
Driver (afd.sys) that has a flaw that could allow a local attacker to
obtain information from a higher privileged account."
  );
  script_set_attribute(attribute:"see_also", value:"https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2013/ms13-093");
  script_set_attribute(
    attribute:"solution",
    value:
"Microsoft has released a set of patches for Windows XP x64, 2003,
Vista, 2008 SP2, 7, 2008 R2, 8, and 2012."
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:N/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  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:"2013/11/12");
  script_set_attribute(attribute:"patch_publication_date", value:"2013/11/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/11/13");

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

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

  script_copyright(english:"This script is Copyright (C) 2013-2018 Tenable Network Security, Inc.");

  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("misc_func.inc");

get_kb_item_or_exit('SMB/MS_Bulletin_Checks/Possible');

bulletin = 'MS13-093';
kb = '2875783';

kbs = make_list(kb);
if (get_kb_item('Host/patch_management_checks')) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_WARNING);

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

if (hotfix_check_sp_range(win2003:'2', vista:'2', win7:'1', win8:'0') <= 0) audit(AUDIT_OS_SP_NOT_VULN);

arch = get_kb_item_or_exit("SMB/ARCH");
if (arch != 'x64') audit(AUDIT_ARCH_NOT, 'x64');

rootfile = hotfix_get_systemroot();
if (!rootfile) exit(1, "Failed to get the system root.");

share = hotfix_path2share(path:rootfile);
if (!is_accessible_share(share:share)) audit(AUDIT_SHARE_FAIL, share);

if (
  # Windows 8 / 2012
  hotfix_is_vulnerable(os:"6.2", sp:0, arch:"x64", file:"Afd.sys", version:"6.2.9200.20814", min_version:"6.2.9200.20000", dir:"\system32\drivers", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.2", sp:0, arch:"x64", file:"Afd.sys", version:"6.2.9200.16706", min_version:"6.2.9200.16000", dir:"\system32\drivers", bulletin:bulletin, kb:kb) ||

  # Windows 7 / 2008 R2
  hotfix_is_vulnerable(os:"6.1", sp:1, arch:"x64", file:"Afd.sys", version:"6.1.7601.22467", min_version:"6.1.7601.21000", dir:"\system32\drivers", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.1", sp:1, arch:"x64", file:"Afd.sys", version:"6.1.7601.18272", min_version:"6.1.7600.17000", dir:"\system32\drivers", bulletin:bulletin, kb:kb) ||

  # Windows Vista / 2008
  hotfix_is_vulnerable(os:"6.0", sp:2, arch:"x64", file:"Afd.sys", version:"6.0.6002.23207", min_version:"6.0.6002.22000", dir:"\system32\drivers", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.0", sp:2, arch:"x64", file:"Afd.sys", version:"6.0.6002.18928", min_version:"6.0.6002.18000", dir:"\system32\drivers", bulletin:bulletin, kb:kb) ||

  # Windows 2003 / XP 64-bit
  hotfix_is_vulnerable(os:"5.2", sp:2, file:"Afd.sys", version:"5.2.3790.5217", dir:"\system32\drivers", bulletin:bulletin, kb:kb)
)
{
  set_kb_item(name:'SMB/Missing/'+bulletin, value:TRUE);
  hotfix_security_warning();
  hotfix_check_fversion_end();
  exit(0);
}
else
{
  hotfix_check_fversion_end();
  audit(AUDIT_HOST_NOT, 'affected');
}