Security Update for Microsoft Visual Studio Code (July 2021)

#%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(151600);
  script_version("1.9");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/12/08");

  script_cve_id("CVE-2021-34479", "CVE-2021-34528");
  script_xref(name:"IAVA", value:"2021-A-0321-S");

  script_name(english:"Security Update for Microsoft Visual Studio Code (July 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:
"The version of Microsoft Visual Studio Code installed on the remote host is prior to 1.58.1. It is, therefore, affected
by the following vulnerabilities:

  - A remote code execution vulnerability. (CVE-2021-34528)
  
  - A spoofing vulnerability. (CVE-2021-34479)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://code.visualstudio.com/updates/v1_58");
  script_set_attribute(attribute:"see_also", value:"https://github.com/microsoft/vscode/issues/128556");
  script_set_attribute(attribute:"see_also", value:"https://github.com/microsoft/vscode/issues/128557");
  script_set_attribute(attribute:"solution", value:
"Upgrade to  Microsoft Visual Studio Code 1.58.1 or later.");
  script_set_attribute(attribute:"agent", value:"all");
  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:F/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:F/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-34528");

  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:"2021/07/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/07/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2021/07/13");

  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:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2021-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("os_fingerprint.nasl", "microsoft_visual_studio_code_installed.nbin", "microsoft_visual_studio_code_win_user_installed.nbin", "microsoft_visual_studio_code_linux_installed.nbin", "macosx_microsoft_visual_studio_code_installed.nbin");
  script_require_keys("Host/OS");
  script_require_ports("installed_sw/Microsoft Visual Studio Code", "installed_sw/Visual Studio Code");

  exit(0);
}

include('vcf.inc');

var os = get_kb_item_or_exit("Host/OS");
var app_info;

if (tolower(os) =~ 'windows')
{
  get_kb_item_or_exit('SMB/Registry/Enumerated');
  app_info = vcf::get_app_info(app:'Microsoft Visual Studio Code', win_local:TRUE);
}
else if (tolower(os) =~ 'linux|mac os')
{
  get_kb_item_or_exit('Host/local_checks_enabled');
  app_info = vcf::get_app_info(app:'Visual Studio Code');
}
else
{
  audit(AUDIT_OS_NOT,'affected');
}

var constraints = [
  { 'fixed_version' : '1.58.1' }
];

vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_WARNING);