Apple TV < 10.2 Multiple Vulnerabilities

high Nessus Plugin ID 99264

Synopsis

The remote Apple TV device is affected by multiple vulnerabilities.

Description

According to its banner, the version of Apple TV on the remote device is prior to 10.2. It is, therefore, affected by multiple vulnerabilities :

- An out-of-bounds read error exists in LibTIFF in the DumpModeEncode() function within file tif_dumpmode.c.
An unauthenticated, remote attacker can exploit this to crash a process linked against the library or disclose memory contents. (CVE-2016-3619)

- An out-of-bounds read error exists in WebKit when handling certain JavaScript code. An unauthenticated, remote attacker can exploit this to cause a denial of service condition or the disclosure of memory contents.
(CVE-2016-9642)

- A denial of service vulnerability exists in WebKit when handling certain regular expressions. An unauthenticated, remote attacker can exploit this, via a specially crafted web page, to exhaust available memory resources. (CVE-2016-9643)

- An information disclosure vulnerability exists in WebKit when handling page loading due to improper validation of certain input. An unauthenticated, remote attacker can exploit this to disclose data cross-origin.
(CVE-2017-2367)

- A buffer overflow condition exists in the Carbon component when handling specially crafted DFONT files due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via a specially crafted file, to cause a denial of service condition or the execution of arbitrary code.
(CVE-2017-2379)

- An information disclosure vulnerability exists in WebKit when handling unspecified exceptions. An unauthenticated, remote attacker can exploit this, via specially crafted web content, to disclose data cross-origin. (CVE-2017-2386)

- A flaw exists in the libarchive component due to the insecure creation of temporary files. A local attacker can exploit this, by using a symlink attack against an unspecified file, to cause unexpected changes to be made to file system permissions. (CVE-2017-2390)

- Multiple memory corruption issues exist in WebKit that allow an unauthenticated, remote attacker to cause a denial of service condition or the execution of arbitrary code. (CVE-2017-2394, CVE-2017-2395, CVE-2017-2396, CVE-2017-2454, CVE-2017-2455, CVE-2017-2459, CVE-2017-2460, CVE-2017-2464, CVE-2017-2465, CVE-2017-2466, CVE-2017-2468, CVE-2017-2469, CVE-2017-2470, CVE-2017-2476)

- A memory corruption issue exists in the Kernel component due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, by convincing a user to run a specially crafted application, to cause a denial of service condition or the execution or arbitrary code. (CVE-2017-2401)

- Multiple memory corruption issues exist in the FontParser component when handling font files due to improper validation of certain input. An unauthenticated, remote attacker can exploit these to cause a denial condition or the execution of arbitrary code. (CVE-2017-2406, CVE-2017-2407, CVE-2017-2487)

- An unspecified type confusion error exists in WebKit that allows an unauthenticated, remote attacker to execute arbitrary code by using specially crafted web content. (CVE-2017-2415)

- A memory corruption issue exists in the ImageIO component, specifically in the GIFReadPlugin::init() function, when handling image files due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via a specially crafted image file, to cause a denial of service condition or the execution of arbitrary code. (CVE-2017-2416)

- An infinite recursion condition exists in the CoreGraphics component when handling image files. An unauthenticated, remote can exploit this, via a specially crafted image file, to cause a denial of service condition. (CVE-2017-2417)

- An unspecified flaw exists related to nghttp2 and LibreSSL. An unauthenticated, remote attacker can exploit this, by convincing a user to access a malicious HTTP/2 server, to have an unspecified impact on confidentiality, integrity, and availability.
(CVE-2017-2428)

- A type confusion error exists in the Audio component when parsing specially crafted M4A audio files due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via a specially crafted file, to cause a denial of service condition or the execution of arbitrary code.
(CVE-2017-2430)

- An integer overflow condition exists in the ImageIO component when handling JPEG files due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via a specially crafted file, to cause a denial of service condition or the execution of arbitrary code. (CVE-2017-2432)

- A memory corruption issue exists in the CoreText component when handling font files due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via a specially crafted file, to cause a denial of service condition or the execution of arbitrary code. (CVE-2017-2435)

- An out-of-bounds read error exists in the FontParser component when handling font files. An unauthenticated, remote attacker can exploit this, via a specially crafted file, to disclose process memory.
(CVE-2017-2439)

- An integer overflow condition exists in the Kernel component due to improper validation of certain input.
An unauthenticated, remote attacker can exploit this, by convincing a user to run a specially crafted application, to execute arbitrary code with kernel-level privileges. (CVE-2017-2440)

- A use-after-free error exists in libc++abi when demangling C++ applications. An unauthenticated, remote attacker can exploit this, by convincing a user to run a specially crafted application, to execute arbitrary code. (CVE-2017-2441)

- A memory corruption issue exists in WebKit within the CoreGraphics component due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via specially crafted web content, to cause a denial of service condition or the execution of arbitrary code. (CVE-2017-2444)

- A universal cross-site scripting (XSS) vulnerability exists in WebKit when handling frame objects due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via specially crafted web content, to execute arbitrary script code in a user's browser session. (CVE-2017-2445)

- A flaw exists in WebKit due to non-strict mode functions that are called from built-in strict mode scripts not being properly restricted from calling sensitive native functions. An unauthenticated, remote attacker can exploit this, via specially crafted web content, to execute arbitrary code. (CVE-2017-2446)

- An out-of-bounds read error exists in WebKit when handling the bound arguments array of a bound function.
An unauthenticated, remote attacker can exploit this, via specially crafted web content, to disclose memory contents. (CVE-2017-2447)

- An unspecified flaw exists in the Security component due to improper validation of OTR packets under certain conditions. A man-in-the-middle attacker can exploit this to disclose and optionally manipulate transmitted data by spoofing the TLS/SSL server via a packet that appears to be valid. (CVE-2017-2448)

- An out-of-bounds read error exists in CoreText component when handling font files. An unauthenticated, remote attacker can exploit this, via a specially crafted file, to disclose process memory. (CVE-2017-2450)

- A buffer overflow condition exists in the Security component due to improper validation of certain input.
An unauthenticated, remote attacker can exploit this, by convincing a user to run a specially crafted application, to execute arbitrary code with root root privileges. (CVE-2017-2451)

- A race condition exists in the Kernel component when handling memory using the 'mach_msg' system call. An unauthenticated, remote attacker can exploit this, by convincing a user to run a specially crafted application, to cause a heap-based buffer overflow, resulting in a denial of service condition or the execution of arbitrary code with root privileges.
CVE-2017-2456)

- An buffer overflow condition exists in the Keyboards component due to improper validation of certain input.
An unauthenticated, remote attacker can exploit this, by convincing a user to run a specially crafted application, to cause a denial of service condition or the execution of arbitrary code. (CVE-2017-2458)

- A denial of service vulnerability exists in the CoreText component when handling specially crafted text messages due to improper validation of certain input. An unauthenticated, remote attacker can exploit this to exhaust available resources on the system.
(CVE-2017-2461)

- A heap buffer overflow condition exists in the Audio component when parsing specially crafted M4A audio files due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via a specially crafted file, to execute arbitrary code.
(CVE-2017-2462)

- An memory corruption issue exists in the ImageIO component when handling specially crafted files due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via a specially crafted file, to cause a denial of service condition or the execution of arbitrary code.
(CVE-2017-2467)

- A use-after-free error exists in the Kernel component in the XNU port actions extension due to improper handling of port references in error cases. An local attacker can exploit this to deference already freed memory, resulting in the execution of arbitrary code with kernel-level privileges. (CVE-2017-2472)

- A signedness error exists in the Kernel component in the SIOCSIFORDER IOCTL due to improper validation of certain input. A local attacker can exploit this to cause an out-of-bounds read and memory corruption, resulting in a denial of service condition or the execution of arbitrary code with kernel-level privileges.
(CVE-2017-2473)

- A off-by-one overflow condition exists in the Kernel component in the SIOCSIFORDER IOCTL due to improper validation of certain input. A local attacker can exploit this to cause a heap-based buffer overflow, resulting in the execution of arbitrary code with kernel-level privileges. (CVE-2017-2474)

- A universal cross-site scripting (XSS) vulnerability exists in WebKit when handling frames due to improper validation of certain input. An unauthenticated, remote attacker can exploit this, via specially crafted web content, to execute arbitrary script code in a user's browser session. (CVE-2017-2475)

- A race condition exists in the Kernel component in the necp_open() function when closing files descriptors due to improper handling of proc_fd locks. A local attacker can exploit this to dereference already freed memory, resulting in the execution of arbitrary code with kernel-level privileges. (CVE-2017-2478)

- A use-after-free error exists in WebKit when handling ElementData objects. An unauthenticated, remote attacker can exploit this, via specially crafted web content, to dereference already freed memory, resulting in the execution of arbitrary code. (CVE-2017-2481)

- A heap buffer overflow condition exists in the Kernel component within the Berkeley Packet Filter (BPF) BIOCSBLEN IOCTL due to improper validation of certain input when reattaching to an interface. A local attacker can exploit this to cause a denial of service condition or the execution of arbitrary code with kernel-level privileges. (CVE-2017-2482)

- An off-by-one error exists in the Kernel component, specifically in the audit_pipe_open() function, when handling auditpipe devices due to improper validation of certain input. A local attacker can exploit this to corrupt memory, resulting in a denial of service condition or the execution of arbitrary code with kernel-level privileges. (CVE-2017-2483)

- An unspecified memory corruption issue exists in the Security component when parsing X.509 certificates due to improper validation of certain input. An unauthenticated, remote attacker can exploit this to cause a denial of service condition or the execution of arbitrary code. (CVE-2017-2485)

- A double-free error exists in the Kernel component due to FSEVENTS_DEVICE_FILTER_64 IOCTL not properly locking devices. A local attacker can exploit this to corrupt memory, resulting in the execution of arbitrary code with elevated privileges. (CVE-2017-2490)

- A use-after-free error exists in JavaScriptCore when handling the String.replace() method. An unauthenticated, remote attacker can exploit this to deference already freed memory, resulting in the execution of arbitrary code. (CVE-2017-2491)

- A universal cross-site scripting (XSS) vulnerability exists in JavaScriptCore due to an unspecified prototype flaw. An unauthenticated, remote attacker can exploit this, via a specially crafted web page, to execute arbitrary code in a user's browser session.
(CVE-2017-2492)

Note that only 4th generation models are affected by these vulnerabilities.

Solution

Upgrade to Apple TV version 10.2 or later. Note that this update is only available for 4th generation models.

See Also

https://support.apple.com/en-us/HT207601

http://www.nessus.org/u?b1dbb626

Plugin Details

Severity: High

ID: 99264

File Name: appletv_10_2.nasl

Version: 1.9

Type: remote

Family: Misc.

Published: 4/10/2017

Updated: 11/13/2019

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 7.3

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

CVSS Score Source: CVE-2017-2490

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:/a:apple:apple_tv

Required KB Items: AppleTV/Version, AppleTV/Model, AppleTV/URL, AppleTV/Port

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/27/2017

Vulnerability Publication Date: 4/7/2016

Reference Information

CVE: CVE-2016-3619, CVE-2016-9642, CVE-2016-9643, CVE-2017-2367, CVE-2017-2379, CVE-2017-2386, CVE-2017-2390, CVE-2017-2394, CVE-2017-2395, CVE-2017-2396, CVE-2017-2401, CVE-2017-2406, CVE-2017-2407, CVE-2017-2415, CVE-2017-2416, CVE-2017-2417, CVE-2017-2428, CVE-2017-2430, CVE-2017-2432, CVE-2017-2435, CVE-2017-2439, CVE-2017-2440, CVE-2017-2441, CVE-2017-2444, CVE-2017-2445, CVE-2017-2446, CVE-2017-2447, CVE-2017-2448, CVE-2017-2450, CVE-2017-2451, CVE-2017-2454, CVE-2017-2455, CVE-2017-2456, CVE-2017-2458, CVE-2017-2459, CVE-2017-2460, CVE-2017-2461, CVE-2017-2462, CVE-2017-2464, CVE-2017-2465, CVE-2017-2466, CVE-2017-2467, CVE-2017-2468, CVE-2017-2469, CVE-2017-2470, CVE-2017-2472, CVE-2017-2473, CVE-2017-2474, CVE-2017-2475, CVE-2017-2476, CVE-2017-2478, CVE-2017-2481, CVE-2017-2482, CVE-2017-2483, CVE-2017-2485, CVE-2017-2487, CVE-2017-2490, CVE-2017-2491, CVE-2017-2492

BID: 85919, 94554, 94559, 97130, 97131, 97132, 97134, 97137, 97143, 97146, 97301, 98316

APPLE-SA: APPLE-SA-2017-03-27-6