Apple watchOS up to 7.3.3 Preferences path traversal

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple watchOS up to 7.3.3 and classified as problematic. This affects an unknown function of the component Preferences. Executing a manipulation can lead to path traversal. The identification of this vulnerability is CVE-2021-1740. The attack can only be executed locally. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple watchOS up to 7.3.3 (Smartwatch Operating System). It has been declared as problematic. This vulnerability affects an unknown code of the component Preferences. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 04/26/2021 by Zhipeng Huo and Yuebin Sun as HT212324 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2021-1740. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project. The advisory points out:

A local user may be able to modify protected parts of the file system

Upgrading to version 7.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A parsing issue in the handling of directory paths was addressed with improved path validation.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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 7.4

Timelineinfo

12/08/2020 🔍
04/26/2021 +138 days 🔍
04/26/2021 +0 days 🔍
04/27/2021 +1 days 🔍
05/01/2021 +4 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT212324
Researcher: Zhipeng Huo, Yuebin Sun
Status: Confirmed

CVE: CVE-2021-1740 (🔍)
GCVE (CVE): GCVE-0-2021-1740
GCVE (VulDB): GCVE-100-174094

Entryinfo

Created: 04/27/2021 11:25
Updated: 05/01/2021 13:19
Changes: 04/27/2021 11:25 (8), 04/27/2021 11:26 (10), 04/27/2021 11:29 (28), 05/01/2021 13:19 (4)
Complete: 🔍
Cache ID: 216::103

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