CVE-2015-5166 Detail
Modified
This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Description
Use-after-free vulnerability in QEMU in Xen 4.5.x and earlier does not completely unplug emulated block devices, which allows local HVM guest users to gain privileges by unplugging a block device twice.
Source:
MITRE
Description Last Modified:
08/12/2015
Impact
CVSS v2.0 Severity and Metrics:
Base Score:
7.2 HIGH
Vector:
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
(V2 legend)
Impact Subscore:
10.0
Exploitability Subscore:
3.9
Access Vector (AV):
Local
Access Complexity (AC):
Low
Authentication (AU):
None
Confidentiality (C):
Complete
Integrity (I):
Complete
Availability (A):
Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service
References to Advisories, Solutions, and Tools
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Technical Details
Vulnerability Type
(View All)
- Permissions, Privileges, and Access Control (CWE-264)
Change History
10 change records found
- show changes
CPE Deprecation Remap -
10/30/2018 12:26:52 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
CPE Configuration |
OR
*cpe:2.3:a:xen:xen:4.5.1:*:*:*:*:*:*:* |
OR
*cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:* |
CPE Deprecation Remap -
10/30/2018 12:26:52 PM
| Action |
Type |
Old Value |
New Value |
| Changed |
CPE Configuration |
OR
*cpe:2.3:a:xen:xen:*:*:*:*:*:*:*:* versions from (including) 4.5.0 |
OR
*cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* versions from (including) 4.5.0 |
CVE Modified by MITRE -
12/21/2016 9:59:59 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165373.html [No Types Assigned] |
CVE Modified by MITRE -
11/28/2016 2:32:26 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
http://www.securityfocus.com/bid/76152 [No Types Assigned] |
Modified Analysis -
3/31/2016 8:30:03 AM
| Action |
Type |
Old Value |
New Value |
| Changed |
CPE Configuration |
Configuration 1
OR
*cpe:2.3:a:xen:xen:4.5.0:*:*:*:*:*:*:* (and previous)
*cpe:2.3:a:xen:xen:4.5.1:*:*:*:*:*:*:* |
Configuration 1
OR
*cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
*cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
Configuration 2
OR
*cpe:2.3:a:xen:xen:4.5.0:*:*:*:*:*:*:* (and previous)
*cpe:2.3:a:xen:xen:4.5.1:*:*:*:*:*:*:* |
CVE Modified by Source -
10/2/2015 9:59:15 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167792.html |
| Added |
Reference |
|
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167820.html |
CVE Translated -
8/26/2015 2:45:08 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Translation |
|
Vulnerabilidad de uso después de liberación en la memoria en QEMU en Xen 4.5.x y versiones anteriores, no desconecta completamente los dispositivos de bloque emulados, lo que permite a usuarios invitados HVM locales obtener privilegios desconectando un dispositivo de bloque dos veces. |
| Removed |
Translation |
Vulnerabilidad de uso después de liberación en la memoria en QEMU en Xen 4.5.x y versiones anteriores no desconecta del todo dispositivos de bloque emulados, lo que permite a usuarios HVM invitados obtener privilegios desconectando un dispositivo de bloque dos veces. |
|
CVE Modified by Source -
8/17/2015 10:02:19 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
http://www.securitytracker.com/id/1033175 |
Modified Analysis -
8/12/2015 7:52:18 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
Configuration 1
OR
*cpe:2.3:a:xen:xen:4.5.0:*:*:*:*:*:*:* (and previous)
*cpe:2.3:a:xen:xen:4.5.1:*:*:*:*:*:*:* |
| Added |
CVSS V2 |
|
(AV:L/AC:L/Au:N/C:C/I:C/A:C) |
| Added |
CWE |
|
CWE-264 |
| Changed |
Reference Type |
http://xenbits.xen.org/xsa/advisory-139.html No Types Assigned |
http://xenbits.xen.org/xsa/advisory-139.html Advisory, Patch |
Initial CVE Analysis -
8/12/2015 12:47:08 PM
Quick Info
CVE Dictionary Entry:
CVE-2015-5166
NVD Published Date:
08/12/2015
NVD Last Modified:
10/30/2018
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