macOS : Apple Safari < 11.1.1 Multiple Vulnerabilities

Medium Nessus Plugin ID 126381

Synopsis

A web browser installed on the remote macOS or Mac OS X host is affected by multiple vulnerabilities.

Description

The version of Apple Safari installed on the remote macOS or Mac OS X host is prior to 11.1.1 It is, therefore, affected by multiple vulnerabilities.

- A remote code execution vulnerability exists in WebKit due to improper memory handling.
An unauthenticated, remote attacker can exploit this, via a specifically crafted web page to to execute arbitrary code or cause a denial of service (CVE-2018-4199, CVE-2018-4201, CVE-2018-4218, CVE-2018-4233).

- An information disclosure vulnerability exists in WebKit. An unauthenticated, remote attacker can exploit this, via a specifically crafted web page, to disclose potentially sensitive information (CVE-2018-4190).

- An out-of-bounds read error exists in WebKit due to improper input validation.
An unauthenticated, remote attacker can exploit this, via a specifically crafted web page that leverages a getWasmBufferFromValue during WebAssembly compilation to execute arbitrary code (CVE-2018-4222).

Solution

Upgrade to Apple Safari version 11.1.1 or later.

See Also

https://support.apple.com/en-us/HT208854

Plugin Details

Severity: Medium

ID: 126381

File Name: macosx_Safari11_1_1.nasl

Version: 1.3

Type: local

Agent: macosx

Published: 2019/07/02

Updated: 2019/07/05

Dependencies: 125406

Risk Information

Risk Factor: Medium

CVSS Score Source: CVE-2018-4199

CVSS v2.0

Base Score: 6.8

Temporal Score: 5.6

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:F/RL:OF/RC:C

CVSS v3.0

Base Score: 8.8

Temporal Score: 8.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:apple:safari, cpe:/o:apple:mac_os_x

Required KB Items: Host/local_checks_enabled, Host/MacOSX/Version, MacOSX/Safari/Installed

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2018/06/01

Vulnerability Publication Date: 2018/06/01

Exploitable With

Metasploit (Safari Proxy Object Type Confusion)

Reference Information

CVE: CVE-2018-4188, CVE-2018-4190, CVE-2018-4192, CVE-2018-4199, CVE-2018-4201, CVE-2018-4205, CVE-2018-4214, CVE-2018-4218, CVE-2018-4222, CVE-2018-4232, CVE-2018-4233, CVE-2018-4246, CVE-2018-4247, CVE-2018-4277

BID: 104358, 104366