9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
7.3 High
AI Score
Confidence
Low
0.975 High
EPSS
Percentile
100.0%
Microsoft XML Core Services is prone to a remote code execution (RCE) vulnerability.
# SPDX-FileCopyrightText: 2012 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
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.802864");
script_version("2023-07-25T05:05:58+0000");
script_xref(name:"CISA", value:"Known Exploited Vulnerability (KEV) catalog");
script_xref(name:"URL", value:"https://www.cisa.gov/known-exploited-vulnerabilities-catalog");
script_cve_id("CVE-2012-1889");
script_tag(name:"cvss_base", value:"9.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
script_tag(name:"last_modification", value:"2023-07-25 05:05:58 +0000 (Tue, 25 Jul 2023)");
script_tag(name:"creation_date", value:"2012-06-14 12:09:11 +0530 (Thu, 14 Jun 2012)");
script_tag(name:"qod_type", value:"executable_version");
script_name("Microsoft XML Core Services Remote Code Execution Vulnerability (2719615)");
script_tag(name:"summary", value:"Microsoft XML Core Services is prone to a remote code execution (RCE) vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"Microsoft XML Core Services attempts to access
an object in memory that has not been initialized, which allows an attacker to
corrupt memory.");
script_tag(name:"impact", value:"Successful exploitation could allow remote
attackers to execute arbitrary code as the logged-on user.");
script_tag(name:"affected", value:"- Microsoft Expression Web 2
- Microsoft Office Word Viewer
- Microsoft Office Compatibility
- Microsoft Office 2003 Service Pack 3 and prior
- Microsoft Office 2007 Service Pack 3 and prior
- Microsoft Expression Web Service Pack 1 and prior
- Microsoft Groove Server 2007 Service Pack 3 and prior
- Microsoft SharePoint Server 2007 Service Pack 3 and prior
- Microsoft Windows XP x32 Edition Service Pack 3 and prior
- Microsoft Windows XP x64 Edition Service Pack 2 and prior
- Microsoft Windows 7 x32/x64 Edition Service Pack 1 and prior
- Microsoft Windows 2003 x32/x64 Edition Service Pack 2 and prior
- Microsoft Windows Vista x32/x64 Edition Service Pack 2 and prior
- Microsoft Windows Server 2008 R2 x64 Edition Service Pack 1 and prior
- Microsoft Windows Server 2008 x32/x64 Edition Service Pack 2 and prior");
script_tag(name:"solution", value:"Apply the patch from the referenced advisory.");
script_tag(name:"solution_type", value:"VendorFix");
script_xref(name:"URL", value:"http://securitytracker.com/id/1027157");
script_xref(name:"URL", value:"http://support.microsoft.com/kb/2719615");
script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/SecurityAdvisories/2012/2719615");
script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-043");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2012 Greenbone AG");
script_family("Windows : Microsoft Bulletins");
script_dependencies("smb_reg_service_pack.nasl", "secpod_office_products_version_900032.nasl",
"gb_ms_sharepoint_sever_n_foundation_detect.nasl", "gb_ms_expression_web_detect.nasl");
script_require_ports(139, 445);
script_mandatory_keys("SMB/WindowsVersion");
exit(0);
}
include("smb_nt.inc");
include("secpod_reg.inc");
include("version_func.inc");
include("secpod_smb_func.inc");
if(hotfix_check_sp(xp:4, xpx64:3, win2003:3, win2003x64:3, winVista:3, win7:2,
win7x64:2, win2008:3, win2008r2:2) <= 0)
{
exit(0);
}
sysPath = smb_get_systemroot();
if(! sysPath){
exit(0);
}
dllVer3 = fetch_file_version(sysPath:sysPath, file_name:"system32\Msxml3.dll");
if(dllVer3)
{
if(hotfix_check_sp(xp:4) > 0)
{
if(version_is_less(version:dllVer3, test_version:"8.100.1053.0"))
{
Vulnerable_range = "Version Less than - 8.100.1053.0";
VULN = TRUE ;
}
}
else if(hotfix_check_sp(win2003:3, xpx64:3, win2003x64:3) > 0)
{
if(version_is_less(version:dllVer3, test_version:"8.100.1052.0"))
{
Vulnerable_range = "Version Less than - 8.100.1052.0";
VULN = TRUE ;
}
}
## Currently not supporting for Vista and Windows Server 2008 64 bit
else if(hotfix_check_sp(winVista:3, win2008:3) > 0)
{
if(version_is_less(version:dllVer3, test_version:"8.100.5005.0"))
{
Vulnerable_range = "Version Less than - 8.100.5005.0";
VULN = TRUE ;
}
}
else if(hotfix_check_sp(win7:2, win7x64:2, win2008r2:2) > 0)
{
if(version_is_less(version:dllVer3, test_version:"8.110.7600.17036")){
Vulnerable_range = "Version Less than - 8.110.7600.17036";
VULN = TRUE ;
}
else if(version_in_range(version:dllVer3, test_version:"8.110.7600.20000", test_version2:"8.110.7600.21226")){
Vulnerable_range = "8.110.7600.20000 - 8.110.7600.21226";
VULN = TRUE ;
}
else if(version_in_range(version:dllVer3, test_version:"8.110.7601.17000", test_version2:"8.110.7601.17856")){
Vulnerable_range = "8.110.7601.17000 - 8.110.7601.17856";
VULN = TRUE ;
}
else if(version_in_range(version:dllVer3, test_version:"8.110.7601.21000", test_version2:"8.110.7601.22011"))
{
Vulnerable_range = "8.110.7601.21000 - 8.110.7601.22011";
VULN = TRUE ;
}
}
dllVer = dllVer3 ;
location = sysPath + "\system32\Msxml3.dll";
}
dllVer4 = fetch_file_version(sysPath:sysPath, file_name:"system32\Msxml4.dll");
if(dllVer4)
{
if(version_is_less(version:dllVer4, test_version:"4.30.2114.0"))
{
dllVer = dllVer4 ;
Vulnerable_range = "Version Less than - 4.30.2114.0";
location = sysPath + "\system32\Msxml4.dll";
VULN = TRUE ;
}
}
dllVer6 = fetch_file_version(sysPath:sysPath, file_name:"system32\Msxml6.dll");
dllVer6 = fetch_file_version(sysPath:sysPath, file_name:"system32\Msxml6.dll");
if(dllVer6)
{
if(hotfix_check_sp(xp:4) > 0)
{
if(version_is_less(version:dllVer6, test_version:"6.20.2501.0"))
{
Vulnerable_range = "Version Less than - 6.20.2501.0";
VULN = TRUE ;
}
}
else if(hotfix_check_sp(win2003:3, xpx64:3, win2003x64:3) > 0)
{
if(version_is_less(version:dllVer6, test_version:"6.20.2012.0"))
{
Vulnerable_range = "Version Less than - 6.20.2012.0";
VULN = TRUE ;
}
}
## Currently not supporting for Vista and Windows Server 2008 64 bit
else if(hotfix_check_sp(winVista:3, win2008:3) > 0)
{
if(version_is_less(version:dllVer6, test_version:"6.20.5005.0"))
{
Vulnerable_range = "Version Less than - 6.20.5005.0";
VULN = TRUE ;
}
}
else if(hotfix_check_sp(win7:2, win7x64:2, win2008r2:2) > 0)
{
if(version_is_less(version:dllVer6, test_version:"6.30.7600.17036")){
Vulnerable_range = "Version Less than - 6.30.7600.17036";
VULN = TRUE ;
}
else if(version_in_range(version:dllVer6, test_version:"6.30.7600.20000", test_version2:"6.30.7600.21226")){
Vulnerable_range = "6.30.7600.20000 - 6.30.7600.21226";
VULN = TRUE ;
}
else if(version_in_range(version:dllVer6, test_version:"6.30.7601.17000", test_version2:"6.30.7601.17856")){
Vulnerable_range = "6.30.7601.17000 - 6.30.7601.17856";
VULN = TRUE ;
}
else if(version_in_range(version:dllVer6, test_version:"6.30.7601.21000", test_version2:"6.30.7601.22011")){
Vulnerable_range = "6.30.7601.21000 - 6.30.7601.22011";
VULN = TRUE ;
}
}
dllVer = dllVer6;
location = sysPath + "\system32\Msxml6.dll";
}
if(VULN)
{
report = 'File checked: ' + location + '\n' +
'File version: ' + dllVer + '\n' +
'Vulnerable range: ' + Vulnerable_range + '\n' ;
security_message(data:report);
exit(0);
}
officeVer = get_kb_item("MS/Office/Ver");
wordVer = get_kb_item("SMB/Office/Word/Version");
wordCnvVer = get_kb_item("SMB/Office/WordCnv/Version");
grooveVer = get_kb_item("SMB/Office/Groove/Version");
shrPtSrvVer = get_kb_item("MS/SharePoint/Server/Ver");
expressWebVer = get_kb_item("MS/Expression-Web/Ver");
## Groove server 2007 , Sharepoint Server 2007
if((officeVer && officeVer =~ "^1[12]\.") ||
wordVer || wordCnvVer ||
(grooveVer && grooveVer =~ "^12\.") ||
(shrPtSrvVer && shrPtSrvVer =~ "^12\.") ||
(expressWebVer && expressWebVer =~ "^12\."))
{
sysPath = registry_get_sz(key:"SOFTWARE\Microsoft\Windows\CurrentVersion", item:"CommonFilesDir");
if(! sysPath){
exit(0);
}
foreach ver (make_list("OFFICE11", "OFFICE12"))
{
sysPath = sysPath + "\Microsoft Shared\" + ver ;
dllVer5 = fetch_file_version(sysPath:sysPath, file_name:"Msxml5.dll");
if(! dllVer5){
continue;
}
if(version_is_less(version:dllVer5, test_version:"5.20.1096.0"))
{
report = 'File checked: ' + sysPath + "\system32\Msxml5.dll" + '\n' +
'File version: ' + dllVer5 + '\n' +
'Vulnerable range: Version Less than - 5.20.1096.0 \n' ;
security_message(data:report);
exit(0);
}
}
}
securitytracker.com/id/1027157
support.microsoft.com/kb/2719615
docs.microsoft.com/en-us/security-updates/SecurityAdvisories/2012/2719615
docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-043
www.cisa.gov/known-exploited-vulnerabilities-catalog
Known Exploited Vulnerability (KEV) catalog