CVE-2016-4963

Published on: 06/07/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:26:58 PM UTC

CVE-2016-4963

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

Certain versions of Xen from Xen contain the following vulnerability:

The libxl device-handling in Xen through 4.6.x allows local guest OS users with access to the driver domain to cause a denial of service (management tool confusion) by manipulating information in the backend directories in xenstore.

  • CVE-2016-4963 has been assigned by [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 4.7 - MEDIUM

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
LOCAL HIGH LOW NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 1.9 - LOW

Access
Vector ⓘ		 Access
Complexity		 Authentication
LOCAL MEDIUM NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags ⓘ Link
Xen Backend Input Validation Flaw in libxl Lets Local Users Cause Denial of Service Conditions on the Host System - SecurityTracker www.securitytracker.com
text/html
 URL Logo SECTRACK 1036024
[SECURITY] [DLA 1493-1] xen security update lists.debian.org
text/html
 URL Logo MLIST [debian-lts-announce] 20180906 [SECURITY] [DLA 1493-1] xen security update
XSA-178 - Xen Security Advisories Vendor Advisory
xenbits.xen.org
text/html
 URL Logo CONFIRM xenbits.xen.org/xsa/advisory-178.html
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Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		XenXen4.0.0AllAllAll
Operating
System		XenXen4.0.1AllAllAll
Operating
System		XenXen4.0.2AllAllAll
Operating
System		XenXen4.0.3AllAllAll
Operating
System		XenXen4.0.4AllAllAll
Operating
System		XenXen4.1.0AllAllAll
Operating
System		XenXen4.1.1AllAllAll
Operating
System		XenXen4.1.2AllAllAll
Operating
System		XenXen4.1.3AllAllAll
Operating
System		XenXen4.1.4AllAllAll
Operating
System		XenXen4.1.5AllAllAll
Operating
System		XenXen4.1.6AllAllAll
Operating
System		XenXen4.1.6.1AllAllAll
Operating
System		XenXen4.2.0AllAllAll
Operating
System		XenXen4.2.1AllAllAll
Operating
System		XenXen4.2.2AllAllAll
Operating
System		XenXen4.2.3AllAllAll
Operating
System		XenXen4.2.4AllAllAll
Operating
System		XenXen4.2.5AllAllAll
Operating
System		XenXen4.3.0AllAllAll
Operating
System		XenXen4.3.1AllAllAll
Operating
System		XenXen4.3.2AllAllAll
Operating
System		XenXen4.3.3AllAllAll
Operating
System		XenXen4.3.4AllAllAll
Operating
System		XenXen4.4.0AllAllAll
Operating
System		XenXen4.4.0rc1AllAll
Operating
System		XenXen4.4.1AllAllAll
Operating
System		XenXen4.4.2AllAllAll
Operating
System		XenXen4.4.3AllAllAll
Operating
System		XenXen4.4.4AllAllAll
Operating
System		XenXen4.5.0AllAllAll
Operating
System		XenXen4.5.1AllAllAll
Operating
System		XenXen4.5.2AllAllAll
Operating
System		XenXen4.5.3AllAllAll
Operating
System		XenXen4.6.0AllAllAll
Operating
System		XenXen4.6.1AllAllAll
Operating
System		XenXen4.0.0AllAllAll
Operating
System		XenXen4.0.1AllAllAll
Operating
System		XenXen4.0.2AllAllAll
Operating
System		XenXen4.0.3AllAllAll
Operating
System		XenXen4.0.4AllAllAll
Operating
System		XenXen4.1.0AllAllAll
Operating
System		XenXen4.1.1AllAllAll
Operating
System		XenXen4.1.2AllAllAll
Operating
System		XenXen4.1.3AllAllAll
Operating
System		XenXen4.1.4AllAllAll
Operating
System		XenXen4.1.5AllAllAll
Operating
System		XenXen4.1.6AllAllAll
Operating
System		XenXen4.1.6.1AllAllAll
Operating
System		XenXen4.2.0AllAllAll
Operating
System		XenXen4.2.1AllAllAll
Operating
System		XenXen4.2.2AllAllAll
Operating
System		XenXen4.2.3AllAllAll
Operating
System		XenXen4.2.4AllAllAll
Operating
System		XenXen4.2.5AllAllAll
Operating
System		XenXen4.3.0AllAllAll
Operating
System		XenXen4.3.1AllAllAll
Operating
System		XenXen4.3.2AllAllAll
Operating
System		XenXen4.3.3AllAllAll
Operating
System		XenXen4.3.4AllAllAll
Operating
System		XenXen4.4.0AllAllAll
Operating
System		XenXen4.4.0rc1AllAll
Operating
System		XenXen4.4.1AllAllAll
Operating
System		XenXen4.4.2AllAllAll
Operating
System		XenXen4.4.3AllAllAll
Operating
System		XenXen4.4.4AllAllAll
Operating
System		XenXen4.5.0AllAllAll
Operating
System		XenXen4.5.1AllAllAll
Operating
System		XenXen4.5.2AllAllAll
Operating
System		XenXen4.5.3AllAllAll
Operating
System		XenXen4.6.0AllAllAll
Operating
System		XenXen4.6.1AllAllAll
  • cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.6:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.5:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.5.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.5.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.6.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.6:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.2.5:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.3.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.4.4:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.5.2:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.5.3:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:xen:xen:4.6.1:*:*:*:*:*:*:*: