4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.3 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
44.9%
The Malware Protection Engine version of Microsoft Windows Defender installed on the remote Windows host is equal or prior to 1.1.19100.5. It is, therefore, affected by a denial of service vulnerability. An attacker can exploit this to bypass authentication and execute unauthorized arbitrary commands.
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable, Inc.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(159916);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/11/01");
script_cve_id("CVE-2022-24548");
script_xref(name:"MSKB", value:"4052623");
script_xref(name:"MSFT", value:"MS22-4052623");
script_name(english:"Security Updates for Windows Defender (April 2022)");
script_set_attribute(attribute:"synopsis", value:
"An antimalware application installed on the remote host is affected by a denial of service vulnerability.");
script_set_attribute(attribute:"description", value:
"The Malware Protection Engine version of Microsoft Windows Defender installed on the remote Windows host is equal or
prior to 1.1.19100.5. It is, therefore, affected by a denial of service vulnerability. An attacker can exploit this
to bypass authentication and execute unauthorized arbitrary commands.");
# https://docs.microsoft.com/en-us/microsoft-365/security/defender-endpoint/manage-updates-baselines-microsoft-defender-antivirus?view=o365-worldwide
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?3bed4ba6");
script_set_attribute(attribute:"solution", value:
"Microsoft has released KB4052623 to address this issue.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P");
script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-24548");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2022/04/12");
script_set_attribute(attribute:"patch_publication_date", value:"2022/04/12");
script_set_attribute(attribute:"plugin_publication_date", value:"2022/04/20");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:windows_defender");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows : Microsoft Bulletins");
script_copyright(english:"This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("microsoft_windows_defender_win_installed.nbin");
script_require_keys("installed_sw/Windows Defender");
exit(0);
}
include('vcf.inc');
include('vcf_extras.inc');
var app = 'Windows Defender';
var app_info = vcf::get_app_info(app:app, win_local:TRUE);
# Check if disabled
if (!isnull(app_info['Disabled']))
exit(0,'Windows Defender is disabled.');
# Check if we got the Malware Engine Version
if (isnull(app_info['Engine Version']))
exit(0,'Unable to get the Malware Engine Version.');
var constraints = [
{'fixed_version':'1.1.19100.5'}
];
vcf::av_checks::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_WARNING, check:'Engine Version');
Vendor | Product | Version | CPE |
---|---|---|---|
microsoft | windows | cpe:/o:microsoft:windows | |
microsoft | windows_defender | cpe:/a:microsoft:windows_defender |
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
6.3 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
44.9%