Apple Watch OS Passcode Protection improper authentication

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 (≈)
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CTI Interest Score
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4.7$0-$5k0.00

A vulnerability, which was classified as problematic, was found in Apple Watch OS (Smartwatch Operating System) (version unknown). Affected is an unknown function of the component Passcode Protection. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 05/13/2015 with GadgetHacks as Apple Watch Exploit: Steal a Passcode-Protected Watch & Use Apple Pay to Buy Things as confirmed video (Youtube). The advisory is available at youtube.com. The vendor was not involved in the coordination of the public release. The exploitability is told to be difficult. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. The advisory points out:

In this video, we'll be showing you how someone with enough skill could theoretically snatch your Apple Watch to make purchases using Apple Pay—no matter if your Watch is passcode-protected or not.

After immediately, there has been an exploit disclosed. The exploit is shared for download at youtu.be. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Further details are available at 20min.ch.

Productinfo

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Vendor

Name

License

CPE 2.3info

CPE 2.2info

Video

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.9
VulDB Temp Score: 4.7
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: Improper authentication
CWE: CWE-287
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Reliability: 🔍
Download: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

05/13/2015 🔍
05/13/2015 +0 days 🔍
05/26/2015 +13 days 🔍
03/31/2019 +1405 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: Apple Watch Exploit: Steal a Passcode-Protected Watch & Use Apple Pay to Buy Things
Organization: GadgetHacks
Status: Confirmed
scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍

Entryinfo

Created: 05/26/2015 15:39
Updated: 03/31/2019 20:07
Changes: 05/26/2015 15:39 (47), 03/31/2019 20:07 (2)
Complete: 🔍

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