6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.056 Low
EPSS
Percentile
93.4%
This host is missing an important security
update according to Microsoft KB4504702.
# Copyright (C) 2021 Greenbone Networks GmbH
# 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
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.817678");
script_version("2023-03-07T10:19:54+0000");
script_cve_id("CVE-2021-27056");
script_tag(name:"cvss_base", value:"6.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_tag(name:"last_modification", value:"2023-03-07 10:19:54 +0000 (Tue, 07 Mar 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2021-03-23 14:33:00 +0000 (Tue, 23 Mar 2021)");
script_tag(name:"creation_date", value:"2021-03-10 08:24:35 +0530 (Wed, 10 Mar 2021)");
script_name("Microsoft PowerPoint 2010 SP2 RCE Vulnerability (KB4504702)");
script_tag(name:"summary", value:"This host is missing an important security
update according to Microsoft KB4504702.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present
on the target host.");
script_tag(name:"insight", value:"The flaw exists due to presence of remote code
execution flaws in Microsoft PowerPoint");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker
to execute arbitrary code.");
script_tag(name:"affected", value:"Microsoft PowerPoint 2010 SP2.");
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/4504702");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2021 Greenbone Networks GmbH");
script_family("Windows : Microsoft Bulletins");
script_dependencies("secpod_office_products_version_900032.nasl");
script_mandatory_keys("SMB/Office/PowerPnt/Version", "MS/Office/Ver");
script_require_ports(139, 445);
exit(0);
}
include("smb_nt.inc");
include("host_details.inc");
include("version_func.inc");
include("secpod_smb_func.inc");
pptVer = get_kb_item("SMB/Office/PowerPnt/Version");
if(!pptVer)
exit(0);
if(!os_arch = get_kb_item("SMB/Windows/Arch"))
exit(0);
if("x86" >< os_arch)
key_list = make_list("SOFTWARE\Microsoft\Windows\CurrentVersion");
else if("x64" >< os_arch)
key_list = make_list("SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion",
"SOFTWARE\Microsoft\Windows\CurrentVersion");
foreach key(key_list) {
commonpath = registry_get_sz(key:key, item:"ProgramFilesDir");
if(!commonpath)
continue;
offPath = commonpath + "\Microsoft Office\OFFICE16" ;
exeVer = fetch_file_version(sysPath:offPath, file_name:"ppcore.dll");
if(!exeVer)
exit(0);
if(exeVer =~ "^16\." && version_is_less(version:exeVer, test_version:"14.0.7266.5000")) {
report = report_fixed_ver(file_checked:offPath + "\ppcore.dll", file_version:exeVer, vulnerable_range:"14.0 - 14.0.7266.4999");
security_message(port:0, data:report);
exit(0);
}
}
exit(99);
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.056 Low
EPSS
Percentile
93.4%