Apple watchOS up to 9.1 AppleAVD out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.1$0-$5k0.00

Summaryinfo

A vulnerability classified as very critical has been found in Apple watchOS up to 9.1. This impacts an unknown function of the component AppleAVD. Performing a manipulation results in out-of-bounds write. This vulnerability is reported as CVE-2022-46694. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, was found in Apple watchOS up to 9.1 (Smartwatch Operating System). This affects some unknown processing of the component AppleAVD. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 12/13/2022 by Andrey Labunets and Nikita Tarakanov as HT213536 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2022-46694. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/09/2023). The advisory points out:

Parsing a maliciously crafted video file may lead to kernel code execution

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:

An out-of-bounds write issue was addressed with improved input validation.

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: 8.3
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: watchOS 9.2

Timelineinfo

12/07/2022 🔍
12/13/2022 +6 days 🔍
12/13/2022 +0 days 🔍
12/14/2022 +1 days 🔍
01/09/2023 +26 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213536
Researcher: Andrey Labunets, Nikita Tarakanov
Status: Confirmed

CVE: CVE-2022-46694 (🔍)
GCVE (CVE): GCVE-0-2022-46694
GCVE (VulDB): GCVE-100-215697

Entryinfo

Created: 12/14/2022 09:35
Updated: 01/09/2023 14:58
Changes: 12/14/2022 09:35 (19), 12/14/2022 09:39 (27), 01/09/2023 14:55 (2), 01/09/2023 14:58 (11)
Complete: 🔍
Cache ID: 216::103

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

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