MS12-078: Vulnerability in Windows Kernel-Mode Drivers Could Allow Remote Code Execution (2783534)

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

include("compat.inc");

if (description)
{
  script_id(63225);
  script_version("1.14");
  script_cvs_date("Date: 2019/12/04");

  script_cve_id("CVE-2012-2556", "CVE-2012-4786");
  script_bugtraq_id(56841, 56842);
  script_xref(name:"MSFT", value:"MS12-078");
  script_xref(name:"MSKB", value:"2753842");
  script_xref(name:"MSKB", value:"2779030");

  script_name(english:"MS12-078: Vulnerability in Windows Kernel-Mode Drivers Could Allow Remote Code Execution (2783534)");
  script_summary(english:"Checks version of win32k.sys and atmfd.dll");

  script_set_attribute(attribute:"synopsis", value:
"The remote Windows host is affected by remote code execution
vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The remote Windows host is affected by the following remote code
execution vulnerabilities :

  - An OpenType Font parsing vulnerability exists due to
    the way OpenType font files are handled. (CVE-2012-2556)

  - A TrueType Font parsing vulnerability exists due to
    the way TrueType font files are handled.(CVE-2012-4786)");
  script_set_attribute(attribute:"see_also", value:"https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2012/ms12-078");
  script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for Windows XP, 2003, Vista,
2008, 7, 2008 R2, 8, and 2012.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2012-4786");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploit_framework_core", value:"true");
  script_set_attribute(attribute:"exploited_by_malware", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2012/12/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2012/12/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2012/12/11");

  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) 2012-2019 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("misc_func.inc");

get_kb_item_or_exit('SMB/MS_Bulletin_Checks/Possible');

bulletin = 'MS12-078';

kbs = make_list("2753842", "2779030");
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);

if (hotfix_check_sp_range(xp:'3', win2003:'2', vista:'2', win7:'0,1', win8:'0') <= 0) audit(AUDIT_OS_SP_NOT_VULN);

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);

vuln = 0;

# Kernel Drivers
kb = "2779030";
if (
  # Windows 8 / 2012
  hotfix_is_vulnerable(os:"6.2", sp:0, file:"Win32k.sys", version:"6.2.9200.16453", min_version:"6.2.9200.16000", dir:"\system32", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.2", sp:0, file:"Win32k.sys", version:"6.2.9200.20557", min_version:"6.2.9200.20000", dir:"\system32", bulletin:bulletin, kb:kb) ||

  # Windows 7 / 2008 R2
  hotfix_is_vulnerable(os:"6.1", sp:0, file:"Win32k.sys", version:"6.1.7600.17174", min_version:"6.1.7600.16000", dir:"\system32", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.1", sp:0, file:"Win32k.sys", version:"6.1.7600.21379", min_version:"6.1.7600.20000", dir:"\system32", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.1", sp:1, file:"Win32k.sys", version:"6.1.7601.18009", min_version:"6.1.7601.17000", dir:"\system32", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.1", sp:1, file:"Win32k.sys", version:"6.1.7601.22171", min_version:"6.1.7601.21000", dir:"\system32", bulletin:bulletin, kb:kb) ||

  # Windows Vista / 2008
  hotfix_is_vulnerable(os:"6.0", sp:2, file:"Win32k.sys", version:"6.0.6002.18733", min_version:"6.0.6002.18000", dir:"\system32", bulletin:bulletin, kb:kb) ||
  hotfix_is_vulnerable(os:"6.0", sp:2, file:"Win32k.sys", version:"6.0.6002.22977", min_version:"6.0.6002.22000", dir:"\system32", bulletin:bulletin, kb:kb) ||

  # Windows 2003 / XP 64-bit
  hotfix_is_vulnerable(os:"5.2", sp:2, file:"Win32k.sys", version:"5.2.3790.5094", dir:"\system32", bulletin:bulletin, kb:kb) ||

  # Windows XP 32-bit
  hotfix_is_vulnerable(os:"5.1", sp:3, file:"Win32k.sys", version:"5.1.2600.6322", dir:"\system32", bulletin:bulletin, kb:kb)
) vuln++;

# OpenType Compact Font Format
kb = "2753842";
if (
  # Windows 8 / 2012
  hotfix_is_vulnerable(os:"6.2", file:"Atmfd.dll", version:"5.1.2.236", dir:"\system32", bulletin:bulletin, kb:kb) ||
  # Windows 7 / 2008 R2
  hotfix_is_vulnerable(os:"6.1", file:"Atmfd.dll", version:"5.1.2.237", dir:"\system32", bulletin:bulletin, kb:kb) ||

  # Windows Vista / 2008
  hotfix_is_vulnerable(os:"6.0", sp:2, file:"Atmfd.dll", version:"5.1.2.235", dir:"\system32", bulletin:bulletin, kb:kb) ||

  # Windows 2003 / XP 64-bit
  hotfix_is_vulnerable(os:"5.2", sp:2, file:"Atmfd.dll", version:"5.2.2.235", dir:"\system32", bulletin:bulletin, kb:kb) ||

  # Windows XP 32-bit
  hotfix_is_vulnerable(os:"5.1", sp:3, file:"Atmfd.dll", version:"5.1.2.235", dir:"\system32", bulletin:bulletin, kb:kb)
) vuln++;

if (vuln)
{
  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');
}