Vulnerabilities > CVE-2019-0075 - Unspecified vulnerability in Juniper Junos

#
# (C) Tenable Network Security, Inc.
#

include('compat.inc');

if (description)
{
  script_id(133303);
  script_version("1.1");
  script_cvs_date("Date: 2020/01/29");

  script_cve_id(
    "CVE-2019-0047",
    "CVE-2019-0050",
    "CVE-2019-0054",
    "CVE-2019-0055",
    "CVE-2019-0057",
    "CVE-2019-0058",
    "CVE-2019-0059",
    "CVE-2019-0060",
    "CVE-2019-0062",
    "CVE-2019-0063",
    "CVE-2019-0064",
    "CVE-2019-0066",
    "CVE-2019-0067",
    "CVE-2019-0068",
    "CVE-2019-0073",
    "CVE-2019-0075"
  );
  script_xref(name:"IAVA", value:"2019-A-0388");

  script_name(english:"Juniper JSA10970");
  script_summary(english:"Checks the Junos version and build date.");

  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 tested product installed on the remote host is prior to
tested version. It is, therefore, affected by a vulnerability as
referenced in the JSA10970 advisory. 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://kb.juniper.net/KB16613");
  script_set_attribute(attribute:"see_also", value:"https://kb.juniper.net/KB16765");
  script_set_attribute(attribute:"see_also", value:"https://kb.juniper.net/KB16446");
  script_set_attribute(attribute:"see_also", value:"https://kb.juniper.net/JSA10970");
  script_set_attribute(attribute:"solution", value:
"Apply the relevant Junos software release referenced in Juniper
advisory JSA10970");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-0047");

  script_set_attribute(attribute:"vuln_publication_date", value:"2020/01/28");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/01/28");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/01/29");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:juniper:junos");
  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) 2020 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('audit.inc');
include('junos.inc');
include('misc_func.inc');

ver = get_kb_item_or_exit('Host/Juniper/JUNOS/Version');
model = get_kb_item_or_exit('Host/Juniper/model');
fixes = make_array();

fixes['12.1X46'] = '12.1X46-D86';
fixes['12.3'] = '12.3R12-S13';
fixes['12.3X48'] = '12.3X48-D80';
fixes['14.1X53'] = '14.1X53-D51';

if (ver =~ "^15\.1F")
fixes['15.1F'] = '15.1F6-S13';
else
  fixes['15.1'] = '15.1R7-S4';

fixes['15.1X49'] = '15.1X49-D171';
fixes['15.1X53'] = '15.1X53-D69';
fixes['16.1'] = '16.1R7-S5';
fixes['16.2'] = '16.2R2-S9';
fixes['17.1'] = '17.1R3';

if (ver =~ "^17\.2R1")
  fixes['17.2'] = '17.2R1-S8';
else if (ver =~ "^17\.2R2")
  fixes['17.2'] = '17.2R2-S7';
else if (ver =~ "^17\.2R3")
  fixes['17.2'] = '17.2R3-S1';

fixes['17.3'] = '17.3R3-S6';

if (ver =~ "^17\.4R1")
  fixes['17.4'] = '17.4R1-S7';
else if (ver =~ "^17\.4R2")
  fixes['17.4'] = '17.4R2-S4';
else
  fixes['17.4'] = '17.4R3';

fixes['18.1'] = '18.1R3-S5';

if (ver =~ "^18\.2R1")
  fixes['18.2'] = '18.2R1-S5';
else if (ver =~ "^18\.2R2")
  fixes['18.2'] = '18.2R2-S3';
else
  fixes['18.2'] = '18.2R3';

if (ver =~ "^18\.3R1")
  fixes['18.3'] = '18.3R1-S3';
else if (ver =~ "^18\.3R2")
  fixes['18.3'] = '18.3R2';
else if (ver =~ "^18\.3R3")
  fixes['18.3'] = '18.3R3';

if (ver =~ "^18\.4R1")
  fixes['18.4'] = '18.4R1-S2';
else
  fixes['18.4'] = '18.4R2';

fix = check_junos(ver:ver, fixes:fixes, exit_on_fail:TRUE);
report = get_report(ver:ver, fix:fix);
security_report_v4(severity:SECURITY_WARNING, port:0, extra:report);

#TRUSTED 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
#
# (C) Tenable Network Security, Inc.
#

include('compat.inc');

if (description)
{
  script_id(130467);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2019/11/04");

  script_cve_id("CVE-2019-0075");
  script_xref(name:"JSA", value:"JSA10976");
  script_xref(name:"IAVA", value:"2019-A-0388");

  script_name(english:"Junos OS: srxpfe PIM DoS (JSA10976)");

  script_set_attribute(attribute:"synopsis", value:
"The remote device is missing a vendor-supplied security patch.");
  script_set_attribute(attribute:"description", value:
"According to its self-reported version number, the remote Juniper Junos device is affected by a denial of service (DoS)
vulnerability in the srxpfe process on Protocol Independent Multicast (PIM) enabled SRX series devices. An
unauthenticated, remote attacker can exploit this issue, by repeatedly sending crafted PIM messages, to crash the
srxfpe process and cause an FPC reboot, leading to an extended denial of service condition and causing the system to
stop responding.

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://kb.juniper.net/InfoCenter/index?page=content&id=JSA10976");
  script_set_attribute(attribute:"solution", value:
"Apply the relevant Junos software release referenced in Juniper advisory JSA10976.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-0075");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/10/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/10/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/11/04");

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

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Junos Local Security Checks");

  script_dependencies("junos_version.nasl");
  script_require_keys("Host/Juniper/JUNOS/Version", "Host/Juniper/model");
  exit(0);
}

include('audit.inc');
include('junos.inc');
include('junos_kb_cmd_func.inc');
include('misc_func.inc');

ver = get_kb_item_or_exit('Host/Juniper/JUNOS/Version');
model = get_kb_item_or_exit('Host/Juniper/model');
# SRX Series
if ( 'SRX' >!< model)
  audit(AUDIT_INST_VER_NOT_VULN, 'Junos', ver);

fixes = make_array();
fixes['12.3X48'] = '12.3X48-D80';
fixes['15.1X49'] = '15.1X49-D160';
fixes['17.3'] = '17.3R3-S7';
fixes['17.4'] = '17.4R2-S8';
fixes['18.1'] = '18.1R3-S8';
fixes['18.2'] = '18.2R2';
fixes['18.3'] = '18.3R2';

fix = check_junos(ver:ver, fixes:fixes, exit_on_fail:TRUE);

# If PIM is not enabled, audit out.
# https://www.juniper.net/documentation/en_US/junos/topics/topic-map/mcast-pim-understanding.html
override = TRUE;
buf = junos_command_kb_item(cmd:'show configuration | display set');
if (buf)
{
  override = FALSE;
  pattern = "^set protocol pim";
  if (!junos_check_config(buf:buf, pattern:pattern))
    audit(AUDIT_HOST_NOT, 'vulnerable as PIM is not enabled.');
}

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