CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4	$0-$5k	0.00

A vulnerability, which was classified as critical, was found in Apple watchOS up to 4.3.2 (Smartwatch Operating System). This affects an unknown function of the component Kernel. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality. The summary by CVE is:

An input validation issue existed in the kernel. This issue was addressed with improved input validation. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5.

The bug was discovered 09/17/2018. The weakness was released 04/03/2019. This vulnerability is uniquely identified as CVE-2018-4363 since 01/02/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 117588 (Apple TV < 12 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r.

Upgrading to version 5.0 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (117588). Entries connected to this vulnerability are available at 81410, 81411, 81412 and 81413.

Productinfo

Type

• Smartwatch Operating System

Vendor

• Apple

Name

• watchOS

Version

• 4.3.0
• 4.3.1
• 4.3.2

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 117588
Nessus Name: Apple TV < 12 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: watchOS 5.0

Timelineinfo

03/21/2016 🔍
01/02/2018 +652 days 🔍
09/17/2018 +258 days 🔍
09/18/2018 +1 days 🔍
10/17/2018 +29 days 🔍
04/03/2019 +168 days 🔍
04/04/2019 +1 days 🔍
08/25/2023 +1604 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Not defined

CVE: CVE-2018-4363 (🔍)
SecurityFocus: 85054 - Apple Mac OS X Server APPLE-SA-2016-03-21-7 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 04/04/2019 10:31
Updated: 08/25/2023 09:35
Changes: 04/04/2019 10:31 (67), 05/25/2020 12:10 (3), 08/25/2023 09:35 (4)
Complete: 🔍

Discussion

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