Vulnerability CVE-2017-13855
Published: 2017-12-25

Description:
An issue was discovered in certain Apple products. iOS before 11.2 is affected. macOS before 10.13.2 is affected. tvOS before 11.2 is affected. watchOS before 4.2 is affected. The issue involves the "Kernel" component. It allows attackers to bypass intended memory-read restrictions via a crafted app that triggers type confusion.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
macOS necp_get_socket_attributes so_pcb Type Confusion
jannh
12.12.2017

Type:

CWE-704

 (Incorrect Type Conversion or Cast)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Apple -> Apple tv 
Apple -> Iphone os 
Apple -> Mac os x 
Apple -> Watchos 
Apple -> TVOS 

 References:
http://www.securityfocus.com/bid/102100
http://www.securitytracker.com/id/1039952
http://www.securitytracker.com/id/1039953
http://www.securitytracker.com/id/1039966
https://support.apple.com/HT208325
https://support.apple.com/HT208327
https://support.apple.com/HT208331
https://support.apple.com/HT208334
https://www.exploit-db.com/exploits/43318/
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