National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2013-0151 Detail

Description

The do_hvm_op function in xen/arch/x86/hvm/hvm.c in Xen 4.2.x on the x86_32 platform does not prevent HVM_PARAM_NESTEDHVM (aka nested virtualization) operations, which allows guest OS users to cause a denial of service (long-duration page mappings and host OS crash) by leveraging administrative access to an HVM guest in a domain with a large number of VCPUs.

Source:  MITRE
Description Last Modified:  03/07/2013

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.6 MEDIUM
Vector: (AV:A/AC:H/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.2


Access Vector (AV): Local_Network
Access Complexity (AC): High
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://openwall.com/lists/oss-security/2013/01/22/10
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://xenbits.xen.org/gitweb/?p=xen.git;a=commit;h=d60d7082289a74e44b3dc8f67df46c3404ca08bf

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:xen:xen:4.2.0:-:*:*:*:*:x86:*
     Show Matching CPE(s)
 cpe:2.3:o:xen:xen:4.2.1:-:*:*:*:*:x86:*
     Show Matching CPE(s)


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-0151
NVD Published Date:
03/07/2013
NVD Last Modified:
10/10/2013