Apple watchOS up to 4.3.0 WebKit race condition

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple watchOS up to 4.3.0. It has been rated as problematic. This issue affects some unknown processing of the component WebKit. The manipulation leads to race condition. This vulnerability is uniquely identified as CVE-2018-4192. The attack is possible to be carried out remotely. Moreover, an exploit is present. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple watchOS up to 4.3.0 (Smartwatch Operating System). It has been rated as critical. This issue affects an unknown function of the component WebKit. The manipulation with an unknown input leads to a race condition vulnerability. Using CWE to declare the problem leads to CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Impacted is confidentiality, integrity, and availability.

The bug was discovered 06/01/2018. The weakness was disclosed 05/29/2018 by Patrick with Zero Day Initiative as HT208851 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2018-4192 since 01/02/2018. The exploitation is known to be difficult. 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. Technical details are unknown but a public exploit is available. The advisory points out:

A race condition was addressed with improved locking.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 110384 (Apple iTunes < 12.7.5 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 370984 (Apple iCloud for Windows Prior to 7.5 Multiple Vulnerabilities(HT208853)).

Upgrading to version 4.3.1 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 Exploit-DB (45048) and Tenable (110384). The entries VDB-118648, VDB-118652, VDB-118657 and VDB-118659 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 110384
Nessus Name: Apple iTunes < 12.7.5 Multiple Vulnerabilities (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: watchOS 4.3.1

Timelineinfo

01/02/2018 🔍
05/29/2018 +147 days 🔍
05/29/2018 +0 days 🔍
06/01/2018 +3 days 🔍
06/03/2018 +2 days 🔍
06/06/2018 +3 days 🔍
06/08/2018 +2 days 🔍
01/28/2025 +2426 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208851
Researcher: Patrick
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4192 (🔍)
GCVE (CVE): GCVE-0-2018-4192
GCVE (VulDB): GCVE-100-118727
SecurityFocus: 103961
SecurityTracker: 1041029

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/03/2018 14:43
Updated: 01/28/2025 01:59
Changes: 06/03/2018 14:43 (68), 02/12/2020 15:32 (15), 03/20/2023 15:06 (5), 03/20/2023 15:13 (1), 01/28/2025 01:59 (14)
Complete: 🔍
Cache ID: 216::103

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