National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2013-6400 Detail

Description

Xen 4.2.x and 4.3.x, when using Intel VT-d and a PCI device has been assigned, does not clear the flag that suppresses IOMMU TLB flushes when unspecified errors occur, which causes the TLB entries to not be flushed and allows local guest administrators to cause a denial of service (host crash) or gain privileges via unspecified vectors.

Source:  MITRE
Description Last Modified:  12/13/2013

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:A/AC:H/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.2

Access Vector (AV): Local_Network
Access Complexity (AC): High
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.fedoraproject.org/pipermail/package-announce/2013-December/125081.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-December/125111.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html
http://lists.xen.org/archives/html/xen-announce/2013-12/msg00002.html
http://security.gentoo.org/glsa/glsa-201407-03.xml
http://www.openwall.com/lists/oss-security/2013/12/10/7
http://www.securitytracker.com/id/1029468

Technical Details

Vulnerability Type (View All)

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

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-6400
NVD Published Date:
12/13/2013
NVD Last Modified:
01/06/2017