Vulnerabilities > CVE-2019-6211 - Out-of-bounds Write vulnerability in Apple Iphone OS and mac OS X

047910
CVSS 6.8 - MEDIUM
Attack vector
NETWORK
Attack complexity
MEDIUM
Privileges required
NONE
Confidentiality impact
PARTIAL
Integrity impact
PARTIAL
Availability impact
PARTIAL
network
apple
CWE-787
nessus

Summary

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3. Processing maliciously crafted web content may lead to arbitrary code execution.

Vulnerable Configurations

Part Description Count
OS
Apple
297

Common Weakness Enumeration (CWE)

Nessus

NASL familyMacOS X Local Security Checks
NASL idMACOS_10_14_3.NASL
descriptionThe remote host is running a version of macOS / Mac OS X that is 10.14.x prior to 10.14.3. It is, therefore, affected by multiple vulnerabilities related to the following components: - AppleKeyStore - Bluetooth - Core Media - CoreAnimation - FaceTime - IOKit - Kernel - libxpc - Natural Language Processing - QuartzCore - SQLite - WebRTC Note that successful exploitation of the most serious issues can result in arbitrary code execution.
last seen2020-06-01
modified2020-06-02
plugin id121393
published2019-01-25
reporterThis script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof.
sourcehttps://www.tenable.com/plugins/nessus/121393
titlemacOS 10.14.x < 10.14.3 Multiple Vulnerabilities
code
#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(121393);
  script_version("1.5");
  script_cvs_date("Date: 2019/10/31 15:18:51");

  script_cve_id(
    "CVE-2018-20346",
    "CVE-2018-20505",
    "CVE-2018-20506",
    "CVE-2019-6200",
    "CVE-2019-6202",
    "CVE-2019-6205",
    "CVE-2019-6208",
    "CVE-2019-6209",
    "CVE-2019-6210",
    "CVE-2019-6211",
    "CVE-2019-6213",
    "CVE-2019-6214",
    "CVE-2019-6218",
    "CVE-2019-6219",
    "CVE-2019-6220",
    "CVE-2019-6221",
    "CVE-2019-6224",
    "CVE-2019-6225",
    "CVE-2019-6230",
    "CVE-2019-6231",
    "CVE-2019-6235"
  );
  script_bugtraq_id(106323, 106693, 106694);
  script_xref(name:"APPLE-SA", value:"APPLE-SA-2019-1-22-2");

  script_name(english:"macOS 10.14.x < 10.14.3 Multiple Vulnerabilities");
  script_summary(english:"Checks the version of Mac OS X / macOS.");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is missing a macOS update that fixes multiple security
vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The remote host is running a version of macOS / Mac OS X that is
10.14.x prior to 10.14.3. It is, therefore, affected by multiple
vulnerabilities related to the following components:

  - AppleKeyStore
  - Bluetooth
  - Core Media
  - CoreAnimation
  - FaceTime
  - IOKit
  - Kernel
  - libxpc
  - Natural Language Processing
  - QuartzCore
  - SQLite
  - WebRTC

Note that successful exploitation of the most serious issues can
result in arbitrary code execution.");
  script_set_attribute(attribute:"see_also", value:"https://support.apple.com/en-us/HT209446");
  # https://lists.apple.com/archives/security-announce/2019/Jan/msg00001.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?a77b9bea");
  script_set_attribute(attribute:"solution", value:
"Upgrade to macOS version 10.14.3 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:H/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-6218");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploited_by_malware", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/01/22");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/01/22");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/25");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:apple:mac_os_x");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:apple:macos");
  script_end_attributes();

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

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

  script_dependencies("ssh_get_info.nasl", "os_fingerprint.nasl");
  script_require_ports("Host/MacOSX/Version", "Host/OS");

  exit(0);
}

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


fix = "10.14.3";
minver = "10.14";

os = get_kb_item("Host/MacOSX/Version");
if (!os)
{
  os = get_kb_item_or_exit("Host/OS");
  if ("Mac OS X" >!< os) audit(AUDIT_OS_NOT, "macOS / Mac OS X");

  c = get_kb_item("Host/OS/Confidence");
  if (c <= 70) exit(1, "Can't determine the host's OS with sufficient confidence.");
}
if (!os) audit(AUDIT_OS_NOT, "macOS / Mac OS X");

matches = pregmatch(pattern:"Mac OS X ([0-9]+(\.[0-9]+)+)", string:os);
if (empty_or_null(matches)) exit(1, "Failed to parse the macOS / Mac OS X version ('" + os + "').");

version = matches[1];

if (ver_compare(ver:version, minver:minver, fix:fix, strict:FALSE) == -1)
{
  security_report_v4(
    port:0,
    severity:SECURITY_HOLE,
    extra:
      '\n  Installed version : ' + version +
      '\n  Fixed version     : ' + fix +
      '\n'
  );
}
else audit(AUDIT_INST_VER_NOT_VULN, "macOS / Mac OS X", version);