CVE-2015-5879

MEDIUM

Description

XNU in the kernel in Apple iOS before 9 does not properly validate the headers of TCP packets, which allows remote attackers to bypass the sequence-number protection mechanism and cause a denial of service (TCP connection disruption) via a crafted header.

References

http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html

http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html

http://www.securityfocus.com/bid/76764

http://www.securitytracker.com/id/1033609

https://support.apple.com/HT205212

https://support.apple.com/HT205267

Details

Source: MITRE

Published: 2015-09-18

Updated: 2016-12-22

Type: CWE-20

Risk Information

CVSS v2.0

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM