medium
5.8
CWE
59
Advisory Published
CVE Published
Updated

CVE-2013-6456

First published: Tue Dec 17 2013(Updated: )

The LXC driver (lxc/lxc_driver.c) in libvirt 1.0.1 through 1.2.1 allows local users to (1) delete arbitrary host devices via the virDomainDeviceDettach API and a symlink attack on /dev in the container; (2) create arbitrary nodes (mknod) via the virDomainDeviceAttach API and a symlink attack on /dev in the container; and cause a denial of service (shutdown or reboot host OS) via the (3) virDomainShutdown or (4) virDomainReboot API and a symlink attack on /dev/initctl in the container, related to "paths under /proc/$PID/root" and the virInitctlSetRunLevel function.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
debian/libvirt<=1.0.1~rc1-1<=1.1.4-2~bpo70+1
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.1
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.2
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.3
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.4
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.5
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.5.1
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.5.2
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.5.3
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.5.4
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.5.5
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.5.6
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.0.6
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.1.0
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.1.1
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.1.2
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.1.3
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.1.4
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.2.0
Red Hat Libvirt-daemon-driver-storage-iscsi-direct=1.2.1
Red Hat Fedora=20
debian/libvirt
7.0.0-3+deb11u3
9.0.0-4+deb12u2
11.2.0-2

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2013-6456?

    The severity of CVE-2013-6456 is classified as important, indicating potential significant impact on system security.

  • How do I fix CVE-2013-6456?

    To fix CVE-2013-6456, upgrade libvirt to version 7.0.0-3+deb11u2, 9.0.0-4, 10.5.0-1, or 10.6.0-1 or higher.

  • Which versions of libvirt are affected by CVE-2013-6456?

    Versions of libvirt from 1.0.1 through 1.2.1 are affected by CVE-2013-6456.

  • Can CVE-2013-6456 be exploited remotely?

    CVE-2013-6456 cannot be exploited remotely as it requires local user access to execute the attack.

  • What attack vectors are associated with CVE-2013-6456?

    CVE-2013-6456 is associated with local user attacks using the virDomainDeviceDetach and virDomainDeviceAttach APIs to manipulate host devices.

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