CVE-2017-7149 Information

Description

An issue was discovered in certain Apple products. macOS before 10.13 Supplemental Update is affected. The issue involves the \StorageKit\ component. It allows attackers to discover passwords for APFS encrypted volumes by reading Disk Utility hints because the stored hint value was accidentally set to the password itself not the entered hint value.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/101178 http://www.securitytracker.com/id/1039513 https://hackernoon.com/new-macos-high-sierra-vulnerability-exposes-the-password-of-an-encrypted-apfs-container-b4f2f5326e79 https://nakedsecurity.sophos.com/2017/10/05/urgent-update-your-mac-again-right-now/ https://support.apple.com/HT208165 https://www.theregister.co.uk/2017/10/05/apple_patches_password_hint_bug_that_revealed_password/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8