Vulnerabilities > CVE-2019-8748 - Out-of-bounds Write vulnerability in Apple mac OS X
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15. An application may be able to execute arbitrary code with kernel privileges.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
Nessus
NASL family MacOS X Local Security Checks NASL id MACOS_HT210634.NASL description The remote host is running a version of macOS / Mac OS X that is prior to 10.15. It is, therefore, affected by multiple vulnerabilities. - An application may be able to execute arbitrary code with kernel privileges (CVE-2019-8748) - Multiple issues in PHP (CVE-2019-11041, CVE-2019-11042) - Processing a maliciously crafted movie may result in the disclosure of process memory (CVE-2019-8705) - The last seen 2020-06-01 modified 2020-06-02 plugin id 130057 published 2019-10-18 reporter This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/130057 title macOS < 10.15 Multiple Vulnerabilities code # # (C) Tenable Network Security, Inc. # include('compat.inc'); if (description) { script_id(130057); script_version("1.7"); script_cvs_date("Date: 2020/01/07"); script_cve_id( "CVE-2019-8701", "CVE-2019-8705", "CVE-2019-8717", "CVE-2019-8730", "CVE-2019-8745", "CVE-2019-8748", "CVE-2019-8755", "CVE-2019-8757", "CVE-2019-8758", "CVE-2019-8768", "CVE-2019-8769", "CVE-2019-8770", "CVE-2019-8772", "CVE-2019-8781", "CVE-2019-11041", "CVE-2019-11042" ); script_xref(name:"APPLE-SA", value:"HT210634"); script_name(english:"macOS < 10.15 Multiple Vulnerabilities"); script_summary(english:"Checks the version of macOS."); script_set_attribute(attribute:"synopsis", value: "The remote host is missing a macOS update that fixes multiple vulnerabilities."); script_set_attribute(attribute:"description", value: "The remote host is running a version of macOS / Mac OS X that is prior to 10.15. It is, therefore, affected by multiple vulnerabilities. - An application may be able to execute arbitrary code with kernel privileges (CVE-2019-8748) - Multiple issues in PHP (CVE-2019-11041, CVE-2019-11042) - Processing a maliciously crafted movie may result in the disclosure of process memory (CVE-2019-8705) - The 'Share Mac Analytics' setting may not be disabled when a user deselects the switch to share analytics (CVE-2019-8757) - An application may be able to execute arbitrary code with system privileges (CVE-2019-8758) - A malicious application may be able to determine kernel memory layout (CVE-2019-8755) - An application may be able to execute arbitrary code with kernel privileges (CVE-2019-8717) - An application may be able to execute arbitrary code with kernel privileges (CVE-2019-8781) - A local user may be able to view a user's locked notes (CVE-2019-8730) - An attacker may be able to exfiltrate the contents of an encrypted PDF (CVE-2019-8772) - A malicious application may be able to access recent documents (CVE-2019-8770) - An application may be able to execute arbitrary code with system privileges (CVE-2019-8701) - Processing a maliciously crafted text file may lead to arbitrary code execution (CVE-2019-8745) - Visiting a maliciously crafted website may reveal browsing history (CVE-2019-8769) - A user may be unable to delete browsing history items (CVE-2019-8768) Note that Nessus has not tested for this issue but has instead relied only on the operating system's self-reported version number."); script_set_attribute(attribute:"see_also", value:"https://support.apple.com/en-us/HT210634"); script_set_attribute(attribute:"solution", value: "Upgrade to macOS 10.15 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:POC/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:P/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-8781"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/10/07"); script_set_attribute(attribute:"patch_publication_date", value:"2019/10/07"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/10/18"); script_set_attribute(attribute:"potential_vulnerability", value:"true"); 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) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof."); script_dependencies("ssh_get_info.nasl", "os_fingerprint.nasl"); script_require_keys("Settings/ParanoidReport"); script_require_ports("Host/MacOSX/Version", "Host/OS"); exit(0); } include('lists.inc'); include('vcf.inc'); include('vcf_extras_apple.inc'); app_info = vcf::apple::macos::get_app_info(); if (report_paranoia < 2) audit(AUDIT_PARANOID); # Build numbers from: # https://en.wikipedia.org/wiki/MacOS#Release_history -> # https://en.wikipedia.org/wiki/MacOS_Sierra # https://en.wikipedia.org/wiki/MacOS_High_Sierra # https://en.wikipedia.org/wiki/MacOS_Mojave # https://en.wikipedia.org/wiki/MacOS_Catalina constraints = [ { 'min_version': '10.12', 'max_version': '10.15.0', 'fixed_build': '19A583', 'fixed_display': '10.15 Build 19A583' } ]; vcf::apple::macos::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);
NASL family MacOS X Local Security Checks NASL id MACOS_HT210722.NASL description The remote host is running a version of macOS or Mac OS X that is 10.15.x prior to 10.15.1, 10.14.x prior to 10.14.6 security update 2019-001, 10.13.x prior to 10.13.6 security update 2019-006. It is, therefore, affected by multiple vulnerabilities : - An out-of-bounds read error exists in the accounts component due to improper input validation. A remote attacker can exploit this, to disclose memory contents. (CVE-2019-8787) - A security bypass vulnerability exists in the App Store component due to an improper state management implementation. A local attacker can exploit this, to login to the account of a previously logged in user without valid credentials. (CVE-2019-8803) - An out-of-bounds read error exists in the IOGraphics component due to improper bounds checking. A local attacker can exploit this, to cause unexpected system termination or to read kernel memory. (CVE-2019-8759) Note that Nessus has not tested for this issue but has instead relied only on the operating system last seen 2020-03-18 modified 2019-11-13 plugin id 130967 published 2019-11-13 reporter This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/130967 title macOS 10.15.x < 10.15.1 / 10.14.x < 10.14.6 Security Update 2019-001 / 10.13.x < 10.13.6 Security Update 2019-006 code # # (C) Tenable Network Security, Inc. # include('compat.inc'); if (description) { script_id(130967); script_version("1.7"); script_set_attribute(attribute:"plugin_modification_date", value:"2020/03/10"); script_cve_id( "CVE-2017-7152", "CVE-2018-12152", "CVE-2018-12153", "CVE-2018-12154", "CVE-2019-8509", "CVE-2019-8592", "CVE-2019-8705", "CVE-2019-8706", "CVE-2019-8708", "CVE-2019-8709", "CVE-2019-8715", "CVE-2019-8716", "CVE-2019-8717", "CVE-2019-8736", "CVE-2019-8737", "CVE-2019-8744", "CVE-2019-8745", "CVE-2019-8746", "CVE-2019-8748", "CVE-2019-8749", "CVE-2019-8750", "CVE-2019-8754", "CVE-2019-8756", "CVE-2019-8759", "CVE-2019-8761", "CVE-2019-8767", "CVE-2019-8772", "CVE-2019-8784", "CVE-2019-8785", "CVE-2019-8786", "CVE-2019-8787", "CVE-2019-8788", "CVE-2019-8789", "CVE-2019-8794", "CVE-2019-8797", "CVE-2019-8798", "CVE-2019-8801", "CVE-2019-8802", "CVE-2019-8803", "CVE-2019-8805", "CVE-2019-8807", "CVE-2019-8817", "CVE-2019-8824", "CVE-2019-8825", "CVE-2019-8829", "CVE-2019-8831", "CVE-2019-8850", "CVE-2019-8858", "CVE-2019-11041", "CVE-2019-11042", "CVE-2019-15126" ); script_bugtraq_id(103136, 105582); script_xref(name:"APPLE-SA", value:"HT210722"); script_xref(name:"APPLE-SA", value:"APPLE-SA-2019-10-29"); script_name(english:"macOS 10.15.x < 10.15.1 / 10.14.x < 10.14.6 Security Update 2019-001 / 10.13.x < 10.13.6 Security Update 2019-006"); script_summary(english:"Checks the version of macOS or Mac OS X."); script_set_attribute(attribute:"synopsis", value: "The remote host is missing a macOS or Mac OS X security update that fixes multiple vulnerabilities."); script_set_attribute(attribute:"description", value: "The remote host is running a version of macOS or Mac OS X that is 10.15.x prior to 10.15.1, 10.14.x prior to 10.14.6 security update 2019-001, 10.13.x prior to 10.13.6 security update 2019-006. It is, therefore, affected by multiple vulnerabilities : - An out-of-bounds read error exists in the accounts component due to improper input validation. A remote attacker can exploit this, to disclose memory contents. (CVE-2019-8787) - A security bypass vulnerability exists in the App Store component due to an improper state management implementation. A local attacker can exploit this, to login to the account of a previously logged in user without valid credentials. (CVE-2019-8803) - An out-of-bounds read error exists in the IOGraphics component due to improper bounds checking. A local attacker can exploit this, to cause unexpected system termination or to read kernel memory. (CVE-2019-8759) Note that Nessus has not tested for this issue but has instead relied only on the operating system's self-reported version number."); # https://support.apple.com/en-us/HT210722 script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?39d6c45e"); script_set_attribute(attribute:"solution", value: "Upgrade to macOS 10.15.1 / 10.14.6 security update 2019-001 / 10.13.6 security update 2019-006 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:POC/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:P/RL:O/RC:C"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-8807"); script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available"); script_set_attribute(attribute:"exploit_available", value:"true"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/10/29"); script_set_attribute(attribute:"patch_publication_date", value:"2019/10/29"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/11/13"); 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) 2019-2020 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('lists.inc'); include('vcf.inc'); include('vcf_extras_apple.inc'); app_info = vcf::apple::macos::get_app_info(); constraints = [ { 'min_version': '10.13', 'max_version': '10.13.6', 'fixed_build': '17G9016', 'fixed_display': '10.13.6 Security Update 2019-006' }, { 'min_version': '10.14', 'max_version': '10.14.6', 'fixed_build': '18G1012', 'fixed_display': '10.14.6 Security Update 2019-001' }, { 'min_version': '10.15', 'fixed_version': '10.15.1' } ]; vcf::apple::macos::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);
NASL family Junos Local Security Checks NASL id JUNIPER_JSA10962.NASL description The version of Junos OS installed on the remote host is prior to 15.1R7-S5, 16.1R7-S5, 16.2R2-S10, 17.1R3-S1, 17.2R3-S2, 17.3R3-S6, 17.4R2-S5, 18.1R3-S6, 18.2R2-S4, 18.2X75-D50, 18.3R1-S5, 18.4R2, or 19.1R1-S2. It is, therefore, affected by a vulnerability as referenced in the JSA10962 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application last seen 2020-06-01 modified 2020-06-02 plugin id 130053 published 2019-10-18 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/130053 title Juniper JSA10962 code # # (C) Tenable Network Security, Inc. # include("compat.inc"); if (description) { script_id(130053); script_version("1.1"); script_cvs_date("Date: 2019/10/18 11:42:09"); script_cve_id("CVE-2019-0063"); script_xref(name:"JSA", value:"JSA10962"); script_xref(name:"IAVA", value:"2019-A-0388"); script_name(english:"Juniper JSA10962"); 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 prior to 15.1R7-S5, 16.1R7-S5, 16.2R2-S10, 17.1R3-S1, 17.2R3-S2, 17.3R3-S6, 17.4R2-S5, 18.1R3-S6, 18.2R2-S4, 18.2X75-D50, 18.3R1-S5, 18.4R2, or 19.1R1-S2. It is, therefore, affected by a vulnerability as referenced in the JSA10962 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/JSA10962"); script_set_attribute(attribute:"solution", value: "Apply the relevant Junos software release referenced in Juniper advisory JSA10962"); script_set_cvss_base_vector("CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C"); script_set_cvss3_base_vector("CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"); script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-8748"); 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:"2019/10/18"); 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) 2019 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(); if (model =~ "^MX") { fixes["15.1"] = "15.1R7-S5"; fixes["16.1"] = "16.1R7-S5"; fixes["16.2"] = "16.2R2-S10"; fixes["17.1"] = "17.1R3-S1"; fixes["17.2"] = "17.2R3-S2"; fixes["17.3"] = "17.3R3-S6"; fixes["17.4"] = "17.4R2-S5"; fixes["18.1"] = "18.1R3-S6"; fixes["18.2"] = "18.2R2-S4"; fixes["18.2X75"] = "18.2X75-D50"; fixes["18.3"] = "18.3R1-S5"; fixes["18.4"] = "18.4R2"; fixes["19.1"] = "19.1R1-S2"; } 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);