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
0.013 Low
EPSS
Percentile
86.1%
A remote code execution vulnerability exists in Visual Studio Code when the npm-script extension loads. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user.
Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.
#%NASL_MIN_LEVEL 70300
##
# (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('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(146417);
script_version("1.8");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11");
script_cve_id("CVE-2021-26700");
script_xref(name:"IAVA", value:"2021-A-0077-S");
script_name(english:"Security Update for Microsoft Visual Studio Code npm-script Extension (Feb 2021)");
script_set_attribute(attribute:"synopsis", value:
"The remote host has an application installed that is missing a security update.");
script_set_attribute(attribute:"description", value:
"A remote code execution vulnerability exists in Visual Studio Code when the npm-script extension loads. An attacker
who successfully exploited the vulnerability could run arbitrary code in the context of the current user.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
# https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26700
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?fbdcefe1");
# https://marketplace.visualstudio.com/items?itemName=eg2.vscode-npm-script
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?33a0a5eb");
script_set_attribute(attribute:"solution", value:
"Upgrade npm-egamma Extension of VS Code to 0.3.15 or later.");
script_set_attribute(attribute:"agent", value:"windows");
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-2021-26700");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/02/09");
script_set_attribute(attribute:"patch_publication_date", value:"2021/02/09");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/02/11");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:visual_studio_code");
script_set_attribute(attribute:"stig_severity", value:"I");
script_set_attribute(attribute:"thorough_tests", value:"true");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows");
script_copyright(english:"This script is Copyright (C) 2021-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("microsoft_visual_studio_code_win_extensions_installed.nbin");
script_require_keys("installed_sw/Microsoft Visual Studio Code");
exit(0);
}
include('vcf.inc');
app_info = vcf::get_app_info(app:'vs-code::vscode-npm-script', win_local:TRUE);
vcf::check_granularity(app_info:app_info, sig_segments:3);
constraints = [
{ 'fixed_version' : '0.3.15' }
];
vcf::check_version_and_report(
app_info:app_info,
constraints:constraints,
severity:SECURITY_WARNING
);
Vendor | Product | Version | CPE |
---|---|---|---|
microsoft | visual_studio_code | cpe:/a:microsoft:visual_studio_code |
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
0.013 Low
EPSS
Percentile
86.1%