Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2013-6456

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.

Security Impact Summary

CVE-2013-6456 is a security vulnerability that . Impacting 2 products from redhat, from fedoraproject organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2014, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2014-04-15T23:55:08.547

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.8 (MEDIUM)

CVSSv2 Vector

AV:A/AC:M/Au:S/C:N/I:P/A:C

Access Vector: ADJACENT_NETWORK
Access Complexity: MEDIUM
Authentication: SINGLE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: COMPLETE

Exploitability Score

4.4

Impact Score

7.8

Weaknesses

Type: Primary
CWE-59

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	redhat	libvirt	1.0.1	Yes
Application	redhat	libvirt	1.0.2	Yes
Application	redhat	libvirt	1.0.3	Yes
Application	redhat	libvirt	1.0.4	Yes
Application	redhat	libvirt	1.0.5	Yes
Application	redhat	libvirt	1.0.5.1	Yes
Application	redhat	libvirt	1.0.5.2	Yes
Application	redhat	libvirt	1.0.5.3	Yes
Application	redhat	libvirt	1.0.5.4	Yes
Application	redhat	libvirt	1.0.5.5	Yes
Application	redhat	libvirt	1.0.5.6	Yes
Application	redhat	libvirt	1.0.6	Yes
Application	redhat	libvirt	1.1.0	Yes
Application	redhat	libvirt	1.1.1	Yes
Application	redhat	libvirt	1.1.2	Yes
Application	redhat	libvirt	1.1.3	Yes
Application	redhat	libvirt	1.1.4	Yes
Application	redhat	libvirt	1.2.0	Yes
Application	redhat	libvirt	1.2.1	Yes
Operating System	fedoraproject	fedora	20	Yes

References

http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=5fc590ad9f4 ([email protected])
http://libvirt.org/news.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/129199.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2014-05/msg00004.html ([email protected])
http://secunia.com/advisories/56187 Vendor Advisory ([email protected])
http://secunia.com/advisories/56215 Vendor Advisory ([email protected])
http://secunia.com/advisories/60895 ([email protected])
http://security.gentoo.org/glsa/glsa-201412-04.xml ([email protected])
http://security.libvirt.org/2013/0018.html Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/65743 ([email protected])
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=732394 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1045643 ([email protected])
http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=5fc590ad9f4 (af854a3a-2127-422b-91ae-364da2661108)
http://libvirt.org/news.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/129199.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2014-05/msg00004.html (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/56187 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/56215 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/60895 (af854a3a-2127-422b-91ae-364da2661108)
http://security.gentoo.org/glsa/glsa-201412-04.xml (af854a3a-2127-422b-91ae-364da2661108)
http://security.libvirt.org/2013/0018.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/65743 (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=732394 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1045643 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For redhat's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.