Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2017-10923

Severity CVSS v4.0:
Pending analysis
Type:
CWE-20 Input Validation
Publication date:
05/07/2017
Last modified:
20/04/2025

Description

Xen through 4.8.x does not validate a vCPU array index upon the sending of an SGI, which allows guest OS users to cause a denial of service (hypervisor crash), aka XSA-225.

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
6.50
Severity 3.x
MEDIUM
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.6.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.6.2:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.6.4:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.6.5:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.7.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.8.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.8.1:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools