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Vulnerability Details : CVE-2013-4154

The qemuAgentCommand function in libvirt before 1.1.1, when a guest agent is not configured, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to "agent based cpu (un)plug," as demonstrated by the "virsh vcpucount foobar --guest" command.
Publish Date : 2013-09-30 Last Update Date : 2013-10-11
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID CWE id is not defined for this vulnerability

- Products Affected By CVE-2013-4154

# Product Type Vendor Product Version Update Edition Language
1 Application Redhat Libvirt 1.0.0 Version Details Vulnerabilities
2 Application Redhat Libvirt 1.0.1 Version Details Vulnerabilities
3 Application Redhat Libvirt 1.0.2 Version Details Vulnerabilities
4 Application Redhat Libvirt 1.0.3 Version Details Vulnerabilities
5 Application Redhat Libvirt 1.0.4 Version Details Vulnerabilities
6 Application Redhat Libvirt 1.0.5 Version Details Vulnerabilities
7 Application Redhat Libvirt 1.0.6 Version Details Vulnerabilities
8 Application Redhat Libvirt 1.1.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Redhat Libvirt 8

- References For CVE-2013-4154

http://libvirt.org/news.html CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=984821 CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=986386 CONFIRM
http://openwall.com/lists/oss-security/2013/07/19/12
MLIST [oss-security] 20130719 Re: CVE request -- libvirt: crash of libvirtd without guest agent configuration
http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=96518d4316b711c72205117f8d5c967d5127bbb6 CONFIRM

- Metasploit Modules Related To CVE-2013-4154

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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