First published: Thu Oct 03 2013(Updated: )
A flaw was found in libvirt where libvirtd could crash due to how XML was parsed [1]. With the introduction of ACL permissions in libvirt 1.1.0, this flaw could be manipulated to allow a remote user with connect:read privileges to elevate them to the more permissive domain:write privilege. This vulnerability was introduced in libvirt 1.1.0. [1] <a class="bz_bug_link bz_status_CLOSED bz_closed bz_public " title="CLOSED CURRENTRELEASE - libvirtd crashed when edit "backend model='egd' type='unix'" to guest xml file" href="show_bug.cgi?id=1012196">https://bugzilla.redhat.com/show_bug.cgi?id=1012196</a>;
Credit: secalert@redhat.com
Affected Software | Affected Version | How to fix |
---|---|---|
Red Hat Libvirt | =1.1.0 | |
Red Hat Libvirt | =1.1.1 | |
Red Hat Libvirt | =1.1.2 | |
Red Hat Libvirt | =1.1.3 |
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CVE-2013-4401 is classified as a high severity vulnerability due to potential privilege escalation.
To fix CVE-2013-4401, update libvirt to version 1.1.4 or later.
CVE-2013-4401 affects Red Hat Libvirt versions 1.1.0 to 1.1.3.
CVE-2013-4401 can be exploited by remote users with connect:read privileges to escalate to domain:write privileges.
Yes, CVE-2013-4401 is considered a remote vulnerability since it can be exploited over the network.