Juniper Junos OS Multiple Vulnerabilities (JSA73162)

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

include('compat.inc');

if (description)
{
  script_id(182928);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/25");

  script_cve_id("CVE-2023-44195", "CVE-2023-44196");
  script_xref(name:"JSA", value:"JSA73162");
  script_xref(name:"IAVA", value:"2023-A-0565");

  script_name(english:"Juniper Junos OS Multiple Vulnerabilities (JSA73162)");

  script_set_attribute(attribute:"synopsis", value:
"The remote device is missing a vendor-supplied security patch.");
  script_set_attribute(attribute:"description", value:
"The version of Junos OS installed on the remote host is affected by multiple vulnerabilities as referenced in the
JSA73162 advisory.

  - An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in the NetworkStack
    agent daemon (nsagentd) of Juniper Networks Junos OS Evolved allows an unauthenticated network based
    attacker to cause limited impact to the availability of the system. (CVE-2023-44195)

  - An Improper Check for Unusual or Exceptional Conditions in the Packet Forwarding Engine (pfe) of Juniper
    Networks Junos OS Evolved on PTX10003 Series allows an unauthenticated adjacent attacker to cause an
    impact to the integrity of the system. (CVE-2023-44196)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://supportportal.juniper.net/JSA73152");
  # https://supportportal.juniper.net/s/article/2023-10-Security-Bulletin-Junos-OS-Evolved-PTX10003-Series-Packets-which-are-not-destined-to-the-router-can-reach-the-RE-CVE-2023-44196
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?b6b85fa3");
  script_set_attribute(attribute:"solution", value:
"Apply the relevant Junos software release referenced in Juniper advisory JSA73162");
  script_set_cvss_base_vector("CVSS2#AV:A/AC:L/Au:N/C:N/I:C/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-44196");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/10/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2023/10/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2023/10/11");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:juniper:junos");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

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

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

  script_dependencies("junos_version.nasl");
  script_require_keys("Host/Juniper/JUNOS/Version", "Host/Juniper/model");

  exit(0);
}

include('junos.inc');

var model = get_kb_item_or_exit('Host/Juniper/model');
if (model !~ "^PTX1")
{
  audit(AUDIT_DEVICE_NOT_VULN, model);
}

var ver = get_kb_item_or_exit('Host/Juniper/JUNOS/Version');

var vuln_ranges = [
  {'min_ver':'0.0', 'fixed_ver':'20.4R3-S8-EVO', 'model':'^PTX1'},
  {'min_ver':'21.1-EVO', 'fixed_ver':'21.1R1-EVO', 'model':'^PTX1'},
  {'min_ver':'21.2-EVO', 'fixed_ver':'21.2R3-S6-EVO', 'model':'^PTX1'},
  {'min_ver':'21.3-EVO', 'fixed_ver':'21.3R1-EVO', 'model':'^PTX1'},
  {'min_ver':'21.4-EVO', 'fixed_ver':'21.4R3-S3-EVO', 'model':'^PTX1'},
  {'min_ver':'22.1-EVO', 'fixed_ver':'22.1R3-S4-EVO', 'model':'^PTX1'},
  {'min_ver':'22.2-EVO', 'fixed_ver':'22.2R3-S3-EVO', 'model':'^PTX1'},
  {'min_ver':'22.3-EVO', 'fixed_ver':'22.3R2-S2-EVO', 'model':'^PTX1'},
  {'min_ver':'22.3R3', 'fixed_ver':'22.3R3-EVO', 'model':'^PTX1'},
  {'min_ver':'22.4-EVO', 'fixed_ver':'22.4R2-EVO', 'model':'^PTX1'}
];

var fix = junos_compare_range(target_version:ver, vuln_ranges:vuln_ranges);
if (empty_or_null(fix)) audit(AUDIT_INST_VER_NOT_VULN, 'Junos OS', ver);
var report = get_report(ver:ver, fix:fix);
security_report_v4(severity:SECURITY_WARNING, port:0, extra:report);