Apple watchOS up to 5.1.2 WebKit memory corruption

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.
7.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Apple watchOS up to 5.1.2. This impacts an unknown function of the component WebKit. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2019-6216. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple watchOS up to 5.1.2 (Smartwatch Operating System) and classified as critical. This issue affects some unknown processing of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The bug was discovered 01/22/2019. The weakness was presented 01/22/2019 with Zero Day Initiative as HT209448 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2019-6216 since 01/11/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 121473 (Apple iTunes < 12.9.3 Multiple Vulnerabilities (credentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371588 (Apple iCloud for Windows Prior to 7.10 Multiple Vulnerabilities(HT209451)).

Upgrading to version 5.1.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (121473) and SecurityFocus (BID 106323†). See VDB-128295, VDB-130034, VDB-130004 and VDB-130005 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 121473
Nessus Name: Apple iTunes < 12.9.3 Multiple Vulnerabilities (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: watchOS 5.1.3

Timelineinfo

12/14/2018 🔍
01/11/2019 +28 days 🔍
01/22/2019 +11 days 🔍
01/22/2019 +0 days 🔍
01/22/2019 +0 days 🔍
01/23/2019 +1 days 🔍
01/30/2019 +7 days 🔍
07/03/2023 +1615 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT209448
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-6216 (🔍)
GCVE (CVE): GCVE-0-2019-6216
GCVE (VulDB): GCVE-100-130073
SecurityFocus: 106323 - SQLite CVE-2018-20346 Remote Integer Overflow Vulnerability

See also: 🔍

Entryinfo

Created: 01/23/2019 14:42
Updated: 07/03/2023 07:24
Changes: 01/23/2019 14:42 (69), 05/04/2020 21:49 (12), 07/03/2023 07:24 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!