National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2012-5513 Detail

Description

The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range.

Source:  MITRE
Description Last Modified:  12/13/2012

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.9 MEDIUM
Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4


Access Vector (AV): Local
Access Complexity (AC): Medium
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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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html
http://rhn.redhat.com/errata/RHSA-2012-1540.html
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://support.citrix.com/article/CTX135777
http://www.debian.org/security/2012/dsa-2582
http://www.openwall.com/lists/oss-security/2012/12/03/11
http://www.securityfocus.com/bid/56797
https://exchange.xforce.ibmcloud.com/vulnerabilities/80482

Technical Details

Vulnerability Type (View All)

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-5513
NVD Published Date:
12/13/2012
NVD Last Modified:
08/28/2017