2.6 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:L/AC:H/Au:N/C:P/I:P/A:N
6.2 Medium
AI Score
Confidence
Low
0.001 Low
EPSS
Percentile
49.9%
The Security - Keychain component in Apple OS X before 10.9.4 does not properly implement keystroke observers, which allows physically proximate attackers to bypass the screen-lock protection mechanism, and enter characters into an arbitrary window under the lock window, via keyboard input.