7.8 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
6.1 Medium
AI Score
Confidence
Low
0.003 Low
EPSS
Percentile
71.6%
The Telephony component in Apple iPhone OS before 3.1 does not properly handle SMS arrival notifications, which allows remote attackers to cause a denial of service (NULL pointer dereference and service interruption) via a crafted SMS message.