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
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%
The Windows ‘HEVC Video Extensions’ or ‘HEVC from Device Manufacturer’ app installed on the remote host is affected by multiple remote code execution vulnerabilities:
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from the Microsoft Security Updates API. The text
# itself is copyright (C) Microsoft Corporation.
#
include('compat.inc');
if (description)
{
script_id(147227);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/27");
script_cve_id(
"CVE-2021-24089",
"CVE-2021-26902",
"CVE-2021-27047",
"CVE-2021-27048",
"CVE-2021-27049",
"CVE-2021-27050",
"CVE-2021-27051",
"CVE-2021-27061",
"CVE-2021-27062"
);
script_name(english:"Microsoft Windows Codecs Library Multiple Vulnerabilities (March 2021)");
script_set_attribute(attribute:"synopsis", value:
"The Windows app installed on the remote host is affected by multiple vulnerabilities.");
script_set_attribute(attribute:"description", value:
"The Windows 'HEVC Video Extensions' or 'HEVC from Device Manufacturer' app
installed on the remote host is affected by multiple remote code execution
vulnerabilities:
- A remote code execution vulnerability exists in the Microsoft Windows
Codecs Library HEVC Extension. An attacker who successfully exploited the
vulnerability could execute arbitrary code. Exploitation of the
vulnerability requires that a program process a specially crafted file.
(CVE-2021-24089, CVE-2021-27062, CVE-2021-27061, CVE-2021-27051, CVE-2021-27050,
CVE-2021-27049, CVE-2021-27048, CVE-2021-27047, CVE-2021-26902)");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-24089
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?382e07dc");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27062
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?8434e679");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27061
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?fa84ab3a");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27051
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?5bfedbc2");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27050
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?91b85c29");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27049
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?c0241194");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27048
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?c90fef8f");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27047
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?4804db51");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26902
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?daae3531");
script_set_attribute(attribute:"solution", value:
"Upgrade to app version 1.0.40203.0, 1.0.40204.0, or later via the Microsoft Store.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-27062");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/03/09");
script_set_attribute(attribute:"patch_publication_date", value:"2021/03/09");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/03/09");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows");
script_copyright(english:"This script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("smb_hotfixes.nasl", "wmi_enum_windows_app_store.nbin");
script_require_keys("SMB/Registry/Enumerated", "WMI/Windows App Store/Enumerated");
script_require_ports(139, 445);
exit(0);
}
include('vcf.inc');
include('vcf_extras.inc');
# Thanks to MS for two nearly identical package identity names:
# Microsoft.HEVCVideoExtension - HEVC Video Extensions from Device Manufacturer
# Microsoft.HEVCVideoExtensions - HEVC Video Extensions
var apps = ['Microsoft.HEVCVideoExtension', 'Microsoft.HEVCVideoExtensions'];
var app_info = vcf::microsoft_appstore::get_app_info(app_list:apps);
vcf::check_granularity(app_info:app_info, sig_segments:3);
var constraints = [
{ 'fixed_version' : '1.0.40203.0', 'fixed_display' : '1.0.40203.0 / 1.0.40204.0'}
];
vcf::microsoft_appstore::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_WARNING);
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24089
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26902
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27047
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27048
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27049
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27050
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27051
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27061
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27062
www.nessus.org/u?382e07dc
www.nessus.org/u?4804db51
www.nessus.org/u?5bfedbc2
www.nessus.org/u?8434e679
www.nessus.org/u?91b85c29
www.nessus.org/u?c0241194
www.nessus.org/u?c90fef8f
www.nessus.org/u?daae3531
www.nessus.org/u?fa84ab3a
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
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%