CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:A/AC:L/Au:N/C:P/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
66.2%
The Mail Drop feature in Mail in Apple OS X before 10.11 mishandles encryption parameters for attachments, which makes it easier for remote attackers to obtain sensitive information by sniffing the network during transmission of an S/MIME e-mail message with a large attachment.