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
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
AI Score
Confidence
High
EPSS
Percentile
85.9%
This host is missing a critical security
update according to Microsoft Office Click-to-Run updates.
# SPDX-FileCopyrightText: 2021 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("1.3.6.1.4.1.25623.1.0.818019");
script_version("2024-02-19T05:05:57+0000");
script_cve_id("CVE-2021-27054", "CVE-2021-27055", "CVE-2021-27056", "CVE-2021-27053",
"CVE-2021-27057", "CVE-2021-27058", "CVE-2021-24108");
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:"2024-02-19 05:05:57 +0000 (Mon, 19 Feb 2024)");
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:"2021-03-16 02:51:00 +0000 (Tue, 16 Mar 2021)");
script_tag(name:"creation_date", value:"2021-03-15 12:19:54 +0530 (Mon, 15 Mar 2021)");
script_name("Microsoft Office 365 (2016 Click-to-Run) Multiple Vulnerabilities (Mar 2021)");
script_tag(name:"summary", value:"This host is missing a critical security
update according to Microsoft Office Click-to-Run updates.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present
on the target host.");
script_tag(name:"insight", value:"Multiple flaws are due to multiple errors in
Microsoft Office 365 (2016 Click-to-Run)");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker
to execute arbitrary code, gain elevated privileges and disclose sensitive
information.");
script_tag(name:"affected", value:"Microsoft Office 365 (2016 Click-to-Run).");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"solution", value:"The vendor has released updates. Please see
the references for more information.");
script_tag(name:"qod_type", value:"registry");
script_xref(name:"URL", value:"https://docs.microsoft.com/en-us/officeupdates/microsoft365-apps-security-updates");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2021 Greenbone AG");
script_family("Windows : Microsoft Bulletins");
script_dependencies("gb_ms_office_click2run_detect_win.nasl");
script_mandatory_keys("MS/Off/C2R/Ver", "MS/Office/C2R/UpdateChannel");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
officeVer = get_kb_item("MS/Off/C2R/Ver");
if(!officeVer || officeVer !~ "^16\."){
exit(0);
}
UpdateChannel = get_kb_item("MS/Office/C2R/UpdateChannel");
officePath = get_kb_item("MS/Off/C2R/InstallPath");
## Version 2102 (Build 13801.20294)
## Monthly Channel renamed to Current Channel
if(UpdateChannel == "Monthly Channel")
{
if(version_is_less(version:officeVer, test_version:"16.0.13801.20294")){
fix = "2102 (Build 13801.20294)";
}
}
## Semi-Annual Channel (Targeted) renamed to Semi-Annual Enterprise Channel (Preview)
## Version 2102 (Build 13801.20294)
else if(UpdateChannel == "Semi-Annual Channel (Targeted)")
{
if(version_is_less(version:officeVer, test_version:"16.0.13801.20294")){
fix = "2102 (Build 13801.20294)";
}
}
## Version 2008 (Build 13127.21348)
## Version 2002 (Build 12527.21686)
## Semi-Annual Channel renamed to Semi-Annual Enterprise Channel
else if(UpdateChannel == "Semi-Annual Channel")
{
if(version_is_less(version:officeVer, test_version:"16.0.13127.21348")){
fix = "2008 (Build 13127.21348)";
}
else if(version_in_range(version:officeVer, test_version:"16.0.12527", test_version2:"16.0.12527.21686")){
fix = "2002 (Build 12527.21686)";
}
}
if(fix)
{
report = report_fixed_ver(installed_version:officeVer, fixed_version:fix, install_path:officePath);
security_message(data:report);
exit(0);
}
exit(99);
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
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
AI Score
Confidence
High
EPSS
Percentile
85.9%