Vulnerability CVE-2017-7149
Published: 2017-10-22   Modified: 2017-10-23

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.

Type:

CWE-noinfo

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Apple -> Mac os x 

 References:
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/
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