net/ipv4/tcp_input.c in the Linux kernel before 4.7 does not properly determine the rate of challenge ACK segments, which makes it easier for remote attackers to hijack TCP sessions via a blind in-window attack.
https://github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758
https://bugzilla.redhat.com/show_bug.cgi?id=1354708
http://www.openwall.com/lists/oss-security/2016/07/12/2
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
https://github.com/Gnoxter/mountain_goat
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://source.android.com/security/bulletin/2016-10-01.html
https://www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf
http://www.ubuntu.com/usn/USN-3072-2
http://www.ubuntu.com/usn/USN-3071-1
http://rhn.redhat.com/errata/RHSA-2016-1657.html
http://www.securityfocus.com/bid/91704
http://www.securitytracker.com/id/1036625
http://www.ubuntu.com/usn/USN-3070-3
http://www.ubuntu.com/usn/USN-3070-2
http://rhn.redhat.com/errata/RHSA-2016-1633.html
http://rhn.redhat.com/errata/RHSA-2016-1631.html
http://rhn.redhat.com/errata/RHSA-2016-1632.html
http://www.ubuntu.com/usn/USN-3072-1
https://kc.mcafee.com/corporate/index?page=content&id=SB10167
http://www.ubuntu.com/usn/USN-3070-4
http://rhn.redhat.com/errata/RHSA-2016-1664.html
http://www.ubuntu.com/usn/USN-3070-1
http://rhn.redhat.com/errata/RHSA-2016-1814.html
http://rhn.redhat.com/errata/RHSA-2016-1815.html
http://www.ubuntu.com/usn/USN-3071-2
https://bto.bluecoat.com/security-advisory/sa131
http://rhn.redhat.com/errata/RHSA-2016-1939.html
https://security.paloaltonetworks.com/CVE-2016-5696
https://www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23
Source: MITRE
Published: 2016-08-06
Updated: 2021-11-17
Type: CWE-200
Base Score: 5.8
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:P
Impact Score: 4.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 4.8
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Impact Score: 2.5
Exploitability Score: 2.2
Severity: MEDIUM