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nessusThis script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.PALO_ALTO_CVE-2023-6795.NASL
HistoryDec 14, 2023 - 12:00 a.m.

Palo Alto Networks PAN-OS 8.1.x < 8.1.24-h1 / 9.0.x < 9.0.17 / 9.1.x < 9.1.12 / 10.0.x < 10.0.9 / 10.1.x < 10.1.3 Vulnerability

2023-12-1400:00:00
This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
6
palo alto networks
pan-os
vulnerability
command injection
limited privileges
firewall
cve-2023-6795
nessus

CVSS3

5.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

18.8%

The version of Palo Alto Networks PAN-OS running on the remote host is 8.1.x prior to 8.1.24-h1 or 9.0.x prior to 9.0.17 or 9.1.x prior to 9.1.12 or 10.0.x prior to 10.0.9 or 10.1.x prior to 10.1.3. It is, therefore, affected by a vulnerability.

  • An OS command injection vulnerability in Palo Alto Networks PAN-OS software enables an authenticated administrator to disrupt system processes and potentially execute arbitrary code with limited privileges on the firewall. (CVE-2023-6795)

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

include('compat.inc');

if (description)
{
  script_id(186837);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/11");

  script_cve_id("CVE-2023-6795");
  script_xref(name:"IAVA", value:"2023-A-0695-S");

  script_name(english:"Palo Alto Networks PAN-OS 8.1.x < 8.1.24-h1 / 9.0.x < 9.0.17 / 9.1.x < 9.1.12 / 10.0.x < 10.0.9 / 10.1.x < 10.1.3 Vulnerability");

  script_set_attribute(attribute:"synopsis", value:
"The remote PAN-OS host is affected by a vulnerability");
  script_set_attribute(attribute:"description", value:
"The version of Palo Alto Networks PAN-OS running on the remote host is 8.1.x prior to 8.1.24-h1 or 9.0.x prior to 9.0.17
or 9.1.x prior to 9.1.12 or 10.0.x prior to 10.0.9 or 10.1.x prior to 10.1.3. It is, therefore, affected by a
vulnerability.

  - An OS command injection vulnerability in Palo Alto Networks PAN-OS software enables an authenticated
    administrator to disrupt system processes and potentially execute arbitrary code with limited privileges
    on the firewall. (CVE-2023-6795)

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-2023-6795");
  script_set_attribute(attribute:"solution", value:
"Upgrade to PAN-OS 8.1.24-h1 / 9.0.17 / 9.1.12 / 10.0.9 / 10.1.3 or later");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:M/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:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-6795");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(78);

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/12/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/12/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/12/14");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:paloaltonetworks:pan-os");
  script_set_attribute(attribute:"generated_plugin", value:"former");
  script_set_attribute(attribute:"stig_severity", value:"II");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Palo Alto Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("palo_alto_version.nbin");
  script_require_keys("Host/Palo_Alto/Firewall/Version", "Host/Palo_Alto/Firewall/Full_Version", "Host/Palo_Alto/Firewall/Source");

  exit(0);
}

include('vcf.inc');
include('vcf_extras.inc');

vcf::palo_alto::initialize();

var app_name = 'Palo Alto Networks PAN-OS';

var app_info = vcf::get_app_info(app:app_name, kb_ver:'Host/Palo_Alto/Firewall/Full_Version', kb_source:'Host/Palo_Alto/Firewall/Source');

var constraints = [
  { 'min_version' : '8.1.0', 'fixed_version' : '8.1.24-h1' },
  { 'min_version' : '9.0.0', 'fixed_version' : '9.0.17' },
  { 'min_version' : '9.1.0', 'fixed_version' : '9.1.12' },
  { 'min_version' : '10.0.0', 'fixed_version' : '10.0.9' },
  { 'min_version' : '10.1.0', 'fixed_version' : '10.1.3' }
];

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

CVSS3

5.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

18.8%

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