EMC Avamar ADS / AVE 7.2.x < 7.2.1 Hotfix HOTFIX 300440 / 7.3.x < 7.3.1 Hotfix 300439 / 7.4.x < 7.4.1 Hotfix 300438 / 7.5.0 < 7.5.0 Hotfix 300441 / 7.5.1 < 7.5.1 Hotfix 300442 / 18.1 < 18.1 Hotfix 300443 Multiple Vulnerabilities (DSA-2018-145)

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

include("compat.inc");

if (description)
{
  script_id(119305);
  script_version("1.2");
  script_cvs_date("Date: 2019/11/01");

  script_cve_id("CVE-2018-11066", "CVE-2018-11067");
  script_xref(name:"IAVB", value:"2018-B-0150");

  script_name(english:"EMC Avamar ADS / AVE 7.2.x < 7.2.1 Hotfix HOTFIX 300440 / 7.3.x < 7.3.1 Hotfix 300439 / 7.4.x < 7.4.1 Hotfix 300438 / 7.5.0 < 7.5.0 Hotfix 300441 / 7.5.1 < 7.5.1 Hotfix 300442 / 18.1 < 18.1 Hotfix 300443 Multiple Vulnerabilities (DSA-2018-145)");
  script_summary(english:"Checks the version of EMC Avamar.");

  script_set_attribute(attribute:"synopsis", value:
"A backup solution running on the remote host is affected by multiple
vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"According to its self-reported version number, the EMC Avamar Data
Store (ADS) or Avamar Virtual Edition (AVE) software running on the
remote host is 7.2.x prior to 7.2.1 Hotfix 300440 (7.2.1.32), 7.3.x
prior to 7.3.1 Hotfix 300439 (7.3.1.125), 7.4.x prior to 7.4.1 Hotfix
300438 (7.4.1.58), 7.5.0 prior to 7.5.0 Hotfix 300441 (7.5.0.183),
7.5.1 prior to 7.5.1 Hotfix 300442 (7.5.1.101), or 18.1 prior to 18.1
Hotfix 300443. It is, therefore, affected by multiple
vulnerabilities.");
  script_set_attribute(attribute:"see_also", value:"https://seclists.org/fulldisclosure/2018/Nov/49");
  script_set_attribute(attribute:"solution", value:
"Upgrade to EMC Avamar ADS / AVE version 7.2.1 Hotfix 300440 (7.2.1.32)
/ 7.3.1 Hotfix 300439 (7.3.1.125) / 7.4.1 Hotfix 300438 (7.4.1.58) /
7.5.0 Hotfix 300441 (7.5.0.183) / 7.5.1 Hotfix 300442 (7.5.1.101) /
18.1 Hotfix 300443 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  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:H/I:H/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-2018-11066");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/11/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2018/11/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/11/30");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:emc:avamar");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:emc:avamar_data_store");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:emc:avamar_server_virtual_edition");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2018-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("emc_avamar_server_detect.nbin", "emc_avamar_server_installed_nix.nbin");
  script_require_keys("installed_sw/EMC Avamar");

  exit(0);
}

include("audit.inc");
include("global_settings.inc");
include("install_func.inc");
include("http.inc");
include("misc_func.inc");

app = "EMC Avamar";
get_install_count(app_name:app, exit_if_zero:TRUE);

install = make_array();
port = 0;

if (get_kb_item("installed_sw/EMC Avamar/local"))
{
  install = get_single_install(app_name:app, exit_if_unknown_ver:TRUE);
}
else
{
  port = get_http_port(default:443);
  install = get_single_install(app_name:app, port:port, exit_if_unknown_ver:TRUE);
}

version    = install['version'];
version_ui = install['display_version'];
hotfixes   = install['Hotfixes'];

note = NULL;

if (version =~ "^7\.2\.[01]($|[^0-9])")
{
  fix_ver = '7.2.1.32';
  fix_hf  = '300440';
}
else if (version =~ "^7\.3\.[01]($|[^0-9])")
{
  fix_ver = '7.3.1.125';
  fix_hf  = '300439';
}
else if (version =~ "^7\.4\.[01]($|[^0-9])")
{
  fix_ver = '7.4.1.58';
  fix_hf  = '300438';
}
else if (version =~ "^7\.5\.0($|[^0-9])")
{
  fix_ver = '7.5.0.183';
  fix_hf  = '300441';
}
else if (version =~ "^7\.5\.1($|[^0-9])")
{
  fix_ver = '7.5.1.101';
  fix_hf  = '300442';
}
else if (version =~ "^18\.1($|[^0-9])")
{
  fix_ver = '18.1';
  fix_hf  = '300443';
}
else
  audit(AUDIT_INST_VER_NOT_VULN, app, version_ui);

if (ver_compare(ver:version, fix:fix_ver, strict:FALSE) > 0)
  audit(AUDIT_INST_VER_NOT_VULN, app, version_ui);

if (ver_compare(ver:version, fix:fix_ver, strict:FALSE) == 0)
{
  # Remote detection cannot detect hotfix; only flag host if paranoid reporting is enabled
  if (port != 0)
  {
    if (report_paranoia < 2) audit(AUDIT_PARANOID);
    else
      note = "Note that Nessus was unable to remotely detect the hotfix.";
  }

  if (!empty_or_null(hotfixes))
  {
    hotfixes = split(hotfixes, sep:";", keep:FALSE);
    foreach hotfix (hotfixes)
    {
      if (fix_hf == hotfix)
        audit(AUDIT_INST_VER_NOT_VULN, app, version_ui + " HF" + hotfix);
    }
  }
}

report =
  '\n  Installed version : ' + version_ui +
  '\n  Fixed version     : ' + fix_ver + " HF" + fix_hf +
  '\n';

if (!isnull(note))
  report += note + '\n';

security_report_v4(extra:report, port:port, severity:SECURITY_HOLE);