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.
Current Description
An issue was discovered in Xen 4.8.x through 4.10.x allowing x86 PVH guest OS users to cause a denial of service (NULL pointer dereference and hypervisor crash) by leveraging the mishandling of configurations that lack a Local APIC.
Source:
MITRE
Description Last Modified:
02/27/2018
View Analysis Description
Analysis Description
An issue was discovered in Xen 4.8.x through 4.10.x allowing x86 PVH guest OS users to cause a denial of service (NULL pointer dereference and hypervisor crash) by leveraging the mishandling of configurations that lack a Local APIC.
Source:
MITRE
Description Last Modified:
02/27/2018
Impact
CVSS v3.0 Severity and Metrics:
Base Score:
6.5 MEDIUM
Vector:
AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
(V3 legend)
Impact Score:
4.0
Exploitability Score:
2.0
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Changed
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
CVSS v2.0 Severity and Metrics:
Base Score:
4.9 MEDIUM
Vector:
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
(V2 legend)
Impact Subscore:
6.9
Exploitability Subscore:
3.9
Access Vector (AV):
Local
Access Complexity (AC):
Low
Authentication (AU):
None
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
Complete
Additional Information:
Allows disruption of service
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Change History
3 change records found
- show changes
CVE Modified by MITRE -
5/12/2018 9:29:01 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
http://www.securitytracker.com/id/1040776 [No Types Assigned] |
Initial Analysis -
3/19/2018 1:40:30 PM
| Action |
Type |
Old Value |
New Value |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
| Added |
CPE Configuration |
|
OR
*cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:* versions from (including) 4.8.0 up to (including) 4.10.0 |
| Added |
CVSS V2 |
|
(AV:L/AC:L/Au:N/C:N/I:N/A:C) |
| Added |
CVSS V3 |
|
AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
| Added |
CWE |
|
CWE-476 |
| Changed |
Reference Type |
https://www.debian.org/security/2018/dsa-4131 No Types Assigned |
https://www.debian.org/security/2018/dsa-4131 Third Party Advisory |
| Changed |
Reference Type |
https://xenbits.xen.org/xsa/advisory-256.html No Types Assigned |
https://xenbits.xen.org/xsa/advisory-256.html Vendor Advisory |
CVE Modified by MITRE -
3/5/2018 9:29:01 PM
| Action |
Type |
Old Value |
New Value |
| Added |
Reference |
|
https://www.debian.org/security/2018/dsa-4131 [No Types Assigned] |