Veracode Vulnerability DatabaseVERACODE:12138TCP Session Hijack
4.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:P/A:P
kernel-rt is vulnerable to TCP session hijack attacks. The vulnerability exists as 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.
References
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=75ff39ccc1bd5d3c455b6822ab09e533c551f758
rhn.redhat.com/errata/RHSA-2016-1631.html
rhn.redhat.com/errata/RHSA-2016-1632.html
rhn.redhat.com/errata/RHSA-2016-1633.html
rhn.redhat.com/errata/RHSA-2016-1657.html
rhn.redhat.com/errata/RHSA-2016-1664.html
rhn.redhat.com/errata/RHSA-2016-1814.html
rhn.redhat.com/errata/RHSA-2016-1815.html
rhn.redhat.com/errata/RHSA-2016-1939.html
source.android.com/security/bulletin/2016-10-01.html
www.openwall.com/lists/oss-security/2016/07/12/2
www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
www.prnewswire.com/news-releases/mitnick-attack-reappears-at-geekpwn-macau-contest-300270779.html
www.securityfocus.com/bid/91704
www.securitytracker.com/id/1036625
www.ubuntu.com/usn/USN-3070-1
www.ubuntu.com/usn/USN-3070-2
www.ubuntu.com/usn/USN-3070-3
www.ubuntu.com/usn/USN-3070-4
www.ubuntu.com/usn/USN-3071-1
www.ubuntu.com/usn/USN-3071-2
www.ubuntu.com/usn/USN-3072-1
www.ubuntu.com/usn/USN-3072-2
access.redhat.com/security/updates/classification/#important
bto.bluecoat.com/security-advisory/sa131
bugzilla.redhat.com/show_bug.cgi?id=1354708
github.com/Gnoxter/mountain_goat
github.com/torvalds/linux/commit/75ff39ccc1bd5d3c455b6822ab09e533c551f758
kc.mcafee.com/corporate/index?page=content&id=SB10167
rhn.redhat.com/errata/RHSA-2016-1631.html
security.paloaltonetworks.com/CVE-2016-5696
www.arista.com/en/support/advisories-notices/security-advisories/1461-security-advisory-23
www.usenix.org/system/files/conference/usenixsecurity16/sec16_paper_cao.pdf
Related
4.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
LOW
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:P/A:P