Palo Alto GlobalProtect Agent Privilege Escalation (CVE-2024-5915)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(206095);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/08/23");

  script_cve_id("CVE-2024-5915");
  script_xref(name:"IAVA", value:"2024-A-0510");

  script_name(english:"Palo Alto GlobalProtect Agent Privilege Escalation (CVE-2024-5915)");

  script_set_attribute(attribute:"synopsis", value:
"A VPN client installed on remote host is affected by a privilege escalation vulnerability.");
  script_set_attribute(attribute:"description", value:
"A privilege escalation vulnerability in the Palo Alto Networks GlobalProtect app on Windows devicesenables a local 
user to execute programs with elevated privileges.

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://security.paloaltonetworks.com/CVE-2024-5915");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Palo Alto GlobalProtect Agent 6.1.5, 6.2.4, 6.3.1 or later");
  script_set_attribute(attribute:"agent", value:"windows");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C");
  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:L/UI:N/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-2024-5915");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2024/08/14");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/08/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/08/22");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:paloaltonetworks:globalprotect");
  script_set_attribute(attribute:"stig_severity", value:"II");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("palo_alto_globalprotect_agent_win_installed.nbin");
  script_require_keys("SMB/Registry/Enumerated", "installed_sw/Palo Alto GlobalProtect Agent");

  exit(0);
}

include('vcf.inc');

get_kb_item_or_exit("SMB/Registry/Enumerated");
var app_info = vcf::get_app_info(app:'Palo Alto GlobalProtect Agent', win_local:TRUE);

vcf::check_granularity(app_info:app_info, sig_segments:3);

var constraints = 
  [
    {'min_version' : '5.0', 'fixed_version' : '6.1.5', 'fixed_display' : 'See vendor advisory'},
    {'min_version' : '6.2', 'fixed_version' : '6.2.4'},
    {'min_version' : '6.3', 'fixed_version' : '6.3.1'}
  ];

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