CVE-2017-2397: Infoleak

Published Mar 27, 2017
·
Updated

Accounts. A prompt management issue was addressed by removing iCloud authentication prompts from the lock screen.

Other sources

An issue was discovered in certain Apple products. iOS before 10.3 is affected. The issue involves the "Accounts" component. It allows physically proximate attackers to discover an Apple ID by reading an iCloud authentication prompt on the lock screen.

Credit

Suprovici Vadim(UniApps team), an anonymous researcher

Affected Software

2 affected componentsFixes available
Apple iOS and iPadOS<10.3
10.3
iPhone OS<=10.2.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.

    Fixed in 10.3
  2. Upgrade

    Upgrade iOS to a version that resolves this vulnerability.

    Fixed in 10.3
  3. Configuration

    Remove iCloud authentication prompts from the lock screen to prevent physically proximate attackers from discovering an Apple ID.

    Accounts iCloud authentication prompts on lock screen = remove

Event History

Apr 2, 2017
CVE Published
via MITRE·01:36 AM
Data Sourced
via MITRE·01:36 AM
Description
Data Sourced
via NVD·01:59 AM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2017-2397?

The severity of CVE-2017-2397 is classified as medium, as it allows physical attackers to obtain sensitive information.

2

How do I fix CVE-2017-2397?

To fix CVE-2017-2397, users should update their devices to iOS version 10.3 or later.

3

Which versions of Apple iOS are affected by CVE-2017-2397?

CVE-2017-2397 affects all versions of Apple iOS prior to 10.3.

4

What component is involved in CVE-2017-2397?

CVE-2017-2397 involves the "Accounts" component on affected Apple devices.

5

Can CVE-2017-2397 be exploited remotely?

No, CVE-2017-2397 requires physical proximity to exploit.

Contact

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