Juniper Junos OS Vulnerability (JSA103173)

#TRUSTED 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
#TRUST-RSA-SHA256 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
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(298253);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/06");

  script_cve_id("CVE-2025-60007");
  script_xref(name:"JSA", value:"JSA103173");

  script_name(english:"Juniper Junos OS Vulnerability (JSA103173)");

  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 a vulnerability as referenced in the JSA103173
advisory.

  - A NULL Pointer Dereference vulnerability in the chassis daemon (chassisd) of Juniper Networks Junos OS on
    MX, SRX and EX Series allows a local attacker with low privileges to cause a Denial-of-Service (DoS).
    (CVE-2025-60007)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  # https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-A-specifically-crafted-show-chassis-command-causes-chassisd-to-crash-CVE-2025-60007
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d0b8d8b1");
  script_set_attribute(attribute:"solution", value:
"Apply the relevant Junos software release referenced in Juniper advisory JSA103173");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:N/I:N/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:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L");
  script_set_attribute(attribute:"cvss4_supplemental", value:"CVSS:4.0/AU:Y/R:A/RE:M");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:U");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-60007");

  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:"2026/01/14");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/01/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/02/06");

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

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

  script_copyright(english:"This script is Copyright (C) 2026 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');
include('junos_kb_cmd_func.inc');

var model = get_kb_item_or_exit('Host/Juniper/model');
if (model !~ "^(EX|MX|SRX)")
{
  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':'22.4R3-S8', 'model':'^(EX|MX|SRX)'},
  {'min_ver':'23.2', 'fixed_ver':'23.2R2-S5', 'model':'^(EX|MX|SRX)'},
  {'min_ver':'23.4', 'fixed_ver':'23.4R2-S6', 'model':'^(EX|MX|SRX)'},
  {'min_ver':'24.2', 'fixed_ver':'24.2R2-S2', 'model':'^(EX|MX|SRX)'},
  {'min_ver':'24.4', 'fixed_ver':'24.4R2', 'model':'^(EX|MX|SRX)'}
];

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);
junos_report(ver:ver, fix:fix, override:FALSE, severity:SECURITY_WARNING);