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:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
94.4%
This host is missing an important security
update according to Microsoft KB4011692
# SPDX-FileCopyrightText: 2018 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("1.3.6.1.4.1.25623.1.0.813022");
script_version("2023-07-20T05:05:17+0000");
script_cve_id("CVE-2018-0919", "CVE-2018-0922");
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:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.0/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:"2020-08-24 17:37:00 +0000 (Mon, 24 Aug 2020)");
script_tag(name:"creation_date", value:"2018-03-14 11:17:28 +0530 (Wed, 14 Mar 2018)");
script_name("Microsoft Office Web Apps Server 2013 RCE And Information Disclosure Vulnerabilities (KB4011692)");
script_tag(name:"summary", value:"This host is missing an important security
update according to Microsoft KB4011692");
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:
- Microsoft Office software reads out of bound memory due to an uninitialized
variable.
- Office software fails to properly handle objects in memory.");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker
to run arbitrary code in the context of the current user. If the current user
is logged on with administrative user rights, an attacker could take control
of the affected system and also to view out of bound memory.");
script_tag(name:"affected", value:"Microsoft Office Web Apps Server 2013 Service Pack 1.");
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/4011692");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("Windows : Microsoft Bulletins");
script_dependencies("gb_ms_office_web_apps_detect.nasl");
script_mandatory_keys("MS/Office/Web/Apps/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");
if(!infos = get_app_version_and_location(cpe:"cpe:/a:microsoft:office_web_apps", exit_no_version:TRUE)) exit(0);
webappVer = infos['version'];
path = infos['location'];
if(!path || "Could not find the install location" >< path){
exit(0);
}
if(webappVer =~ "^15\.")
{
path = path + "\PPTConversionService\bin\Converter";
dllVer = fetch_file_version(sysPath:path, file_name:"msoserver.dll");
if(dllVer)
{
if(version_in_range(version:dllVer, test_version:"15.0", test_version2:"15.0.5015.0999"))
{
report = report_fixed_ver(file_checked:path + "\msoserver.dll",
file_version:dllVer, vulnerable_range:"15.0 - 15.0.5015.0999");
security_message(data:report);
exit(0);
}
}
}
exit(0);
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:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
94.4%