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Last updated: 12/28/2014 2:22:50 AM

CVE Publication rate: 17.8

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Vulnerability Workload Index: 7.29
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National Cyber Awareness System

Vulnerability Summary for CVE-2010-4238

Original release date: 01/22/2011
Last revised: 03/19/2012
Source: US-CERT/NIST

Overview

The vbd_create function in Xen 3.1.2, when the Linux kernel 2.6.18 on Red Hat Enterprise Linux (RHEL) 5 is used, allows guest OS users to cause a denial of service (host OS panic) via an attempted access to a virtual CD-ROM device through the blkback driver. NOTE: some of these details are obtained from third party information.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.5 (MEDIUM) (AV:A/AC:L/Au:S/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 5.1
CVSS Version 2 Metrics:
Access Vector: Local network exploitable
Access Complexity: Low
Authentication: Required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: SECUNIA
Name: 42884
External Source: BUGTRAQ
Name: 20111013 VMSA-2011-0012 VMware ESXi and ESX updates to third party libraries and ESX Service Console
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=655623
External Source: MISC
Name: http://bugs.centos.org/bug_view_advanced_page.php?bug_id=4517
External Source: BID
Name: 45795
External Source: CONFIRM
Name: http://www.vmware.com/security/advisories/VMSA-2011-0012.html
External Source: SECUNIA
Name: 46397
External Source: REDHAT
Name: RHSA-2011:0017
External Source: XF
Name: xen-vdbcreate-dos(64698)

Vulnerable software and versions

+ Configuration 1
+ AND
+ OR
* cpe:/a:citrix:xen:3.1.2
+ OR
cpe:/o:linux:linux_kernel:2.6.18
cpe:/o:redhat:enterprise_linux:5

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)