Apple Watch up to 1.0.2 PluginKit input validation

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CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

A vulnerability classified as critical has been found in Apple Watch up to 1.0.2 (Smartwatch Operating System). Affected is an unknown function of the component PluginKit. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-20. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 09/23/2015 by Filippo Bigarella (beist) with FireEye, Inc. as HT205213 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2015-5837 since 08/06/2015. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/03/2018). The advisory points out:

An issue existed in the validation of extensions during installation. This was addressed through improved app verification.

Upgrading to version 2 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 SecurityFocus (BID 76764) and Vulnerability Center (SBV-52904). Similar entries are available at 9015, 68413, 77828 and 77762.

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VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfoedit

Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: Watch 2

Timelineinfoedit

08/06/2015 🔍
09/16/2015 +41 days 🔍
09/18/2015 +2 days 🔍
09/21/2015 +3 days 🔍
09/22/2015 +1 days 🔍
09/23/2015 +1 days 🔍
09/23/2015 +0 days 🔍
09/28/2015 +5 days 🔍
02/21/2017 +512 days 🔍
01/03/2018 +316 days 🔍

Sourcesinfoedit

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

Advisory: HT205213
Researcher: Filippo Bigarella (beist)
Organization: FireEye, Inc.
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5837 (🔍)
SecurityFocus: 76764 - Apple iOS APPLE-SA-2015-09-16-1 Multiple Security Vulnerabilities
Vulnerability Center: 52904 - Apple WatchOS <2 Local Security Bypass via a Malicious Application - CVE-2015-5837, Low

See also: 🔍

Entryinfoedit

Created: 09/28/2015 10:14 AM
Updated: 01/03/2018 09:49 AM
Changes: (12) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai advisory_person_name advisory_person_nickname advisory_confirm_url source_cve_assigned source_securityfocus_date source_securityfocus_class
Complete: 🔍

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