Apple watchOS up to 9.1 Kernel 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.
6.8	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Apple watchOS up to 9.1. The impacted element is an unknown function of the component Kernel. The manipulation results in memory corruption. This vulnerability is identified as CVE-2022-42845. The attack is only possible with local access. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple watchOS up to 9.1 (Smartwatch Operating System). Affected is an unknown functionality of the component Kernel. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 12/13/2022 by Adam Doupé as HT213536 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2022-42845. The technical details are unknown and an exploit is not available. The advisory points out:

An app with root privileges may be able to execute arbitrary code with kernel privileges

Upgrading to version 9.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

The issue was addressed with improved memory handling.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Smartwatch Operating System

Vendor

Apple

Name

watchOS

Version

License

commercial

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.2
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: watchOS 9.2

Timelineinfo

10/11/2022 🔍
12/13/2022 +63 days 🔍
12/13/2022 +0 days 🔍
12/14/2022 +1 days 🔍
04/21/2025 +859 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213536
Researcher: Adam Doupé
Status: Confirmed

CVE: CVE-2022-42845 (🔍)
GCVE (CVE): GCVE-0-2022-42845
GCVE (VulDB): GCVE-100-215706

Entryinfo

Created: 12/14/2022 09:41
Updated: 04/21/2025 17:48
Changes: 12/14/2022 09:41 (19), 12/14/2022 09:44 (27), 01/09/2023 16:35 (2), 01/09/2023 16:43 (11), 04/21/2025 17:48 (16)
Complete: 🔍
Cache ID: 216::103