Junos OS: RPD crash upon receipt of malformed PIM packet (JSA10913)

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

include('compat.inc');

if (description)
{
  script_id(121354);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/02/09");

  script_cve_id("CVE-2019-0013");
  script_xref(name:"JSA", value:"JSA10913");

  script_name(english:"Junos OS: RPD crash upon receipt of malformed PIM packet (JSA10913)");
  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:
"According to its self-reported version number, the remote Juniper
Junos device is affected by a denial of service vulnerability. The 
routing protocol daemon (RPD) process will crash and restart when a 
specific invalid IPv4 PIM Join packet is received. While RPD restarts
after a crash, repeated crashes can result in an extended denial of 
service (DoS) condition.");
  script_set_attribute(attribute:"see_also", value:"https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10913");
  script_set_attribute(attribute:"solution", value:
"Apply the relevant Junos software release referenced in Juniper
advisory JSA10913.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/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:N/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:"cvss_score_source", value:"CVE-2019-0013");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/09");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/01/09");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/24");

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

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

  script_copyright(english:"This script is Copyright (C) 2019-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}

include("audit.inc");
include("junos.inc");
include("misc_func.inc");

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

fixes = make_array();
fixes['12.1X46'] = '12.1X46-D77';
fixes['12.3X48'] = '12.3X48-D77';
fixes['15.1F'] = '15.1F6-S10';
fixes['15.1R'] = '15.1R6-S6';
fixes['15.1X49'] = '15.1X49-D150';
fixes['15.1X53'] = '15.1X53-D59';
fixes['16.1'] = '16.1R3-S8';
fixes['16.2'] = '16.2R2-S6';
fixes['17.1'] = '17.1R2-S6';
fixes['17.2'] = '17.2R2-S3';
fixes['17.3'] = '17.3R2-S4';
fixes['17.4'] = '17.4R2';

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

if (report_verbosity > 0)
{
  report = get_report(ver:ver, fix:fix);
  security_warning(port:0, extra:report);
}
else security_warning(0);