#VU42516 Input validation error in libvirt - CVE-2013-2230

Vulnerability identifier: #VU42516

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2013-2230

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
libvirt
Universal components / Libraries / Libraries used by multiple products

Vendor: libvirt.org

Description

The vulnerability allows a remote #AU# to perform service disruption.

The qemu driver (qemu/qemu_driver.c) in libvirt before 1.1.1 allows remote authenticated users to cause a denial of service (daemon crash) via unspecified vectors involving "multiple events registration."

Mitigation
Install update from vendor's website.

Vulnerable software versions

libvirt: 0.0.1 - 1.0.6

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External links
https://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=f38c8185f97720ecae7ef2291fbaa5d6b0209e17
https://libvirt.org/news.html
https://www.openwall.com/lists/oss-security/2013/07/10/5
https://bugzilla.redhat.com/show_bug.cgi?id=981476

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.