CVE-2016-9637

The (1) ioport_read and (2) ioport_write functions in Xen, when qemu is used as a device model within Xen, might allow local x86 HVM guest OS administrators to gain qemu process privileges via vectors involving an out-of-range ioport access.

CVSS v3.0 7.5 HIGH
CVSS v2.0 3.7 LOW

7.5^/10

CVSS v3.0 : HIGH

Vector : AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploitability : 0.8 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

3.7^/10

CVSS v2.0 : LOW

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

Exploitability : 1.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://support.citrix.com/article/CTX219136
http://xenbits.xen.org/xsa/advisory-199.html
http://www.securitytracker.com/id/1037397
http://www.securityfocus.com/bid/94699
https://security.gentoo.org/glsa/201612-56
http://rhn.redhat.com/errata/RHSA-2016-2963.html
https://lists.debian.org/debian-lts-announce/2018/02/msg00005.html

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:citrix:xenserver:6.0.2:::::::*
	cpe:2.3:a:citrix:xenserver:6.5:sp1::::::
	cpe:2.3:a:citrix:xenserver:6.2.0:sp1::::::
	cpe:2.3:a:citrix:xenserver:7.0:::::::*

Information

Published : 2017-02-16 18:59

Updated : 2018-02-07 18:29

NVD link : CVE-2016-9637

Mitre link : CVE-2016-9637

JSON object : View

CWE

CWE-264

Permissions, Privileges, and Access Controls

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Products Affected

citrix

xenserver

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