CVE-2016-4962

MEDIUM

Description

The libxl device-handling in Xen 4.6.x and earlier allows local OS guest administrators to cause a denial of service (resource consumption or management facility confusion) or gain host OS privileges by manipulating information in guest controlled areas of xenstore.

References

http://www.debian.org/security/2016/dsa-3633

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

http://www.securityfocus.com/bid/91006

http://www.securitytracker.com/id/1036023

http://xenbits.xen.org/xsa/advisory-175.html

Details

Source: MITRE

Published: 2016-06-07

Updated: 2016-11-28

Type: CWE-264

Risk Information

CVSS v2.0

Base Score: 6.8

Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 3.1

Severity: MEDIUM

CVSS v3.0

Base Score: 6.7

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 0.8

Severity: MEDIUM

Tenable Plugins

View all (11 total)

IDNameProductFamilySeverity
94269SUSE SLES12 Security Update : xen (SUSE-SU-2016:2533-1) (Bunker Buster)NessusSuSE Local Security Checks
high
94000openSUSE Security Update : xen (openSUSE-2016-1170) (Bunker Buster)NessusSuSE Local Security Checks
high
93999openSUSE Security Update : xen (openSUSE-2016-1169) (Bunker Buster)NessusSuSE Local Security Checks
high
93298SUSE SLES11 Security Update : xen (SUSE-SU-2016:2100-1) (Bunker Buster)NessusSuSE Local Security Checks
high
93296SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2016:2093-1) (Bunker Buster)NessusSuSE Local Security Checks
high
92614Debian DSA-3633-1 : xen - security update (Bunker Buster)NessusDebian Local Security Checks
high
92601OracleVM 3.3 : xen (OVMSA-2016-0089)NessusOracleVM Local Security Checks
high
92600OracleVM 3.4 : xen (OVMSA-2016-0088) (Bunker Buster)NessusOracleVM Local Security Checks
high
92081Fedora 24 : xen (2016-389be30b95)NessusFedora Local Security Checks
medium
92059Fedora 23 : xen (2016-103752d2a9)NessusFedora Local Security Checks
medium
91935FreeBSD : xen-tools -- Unsanitised guest input in libxl device handling code (e2fca11b-4212-11e6-942d-bc5ff45d0f28)NessusFreeBSD Local Security Checks
medium