CVE-2013-4401 Missing authorization in n/a
Attackers with read access can gain write privileges and execute Qemu binaries due to incorrect permission checks in libvirt.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-4401?
CVE-2013-4401 is a high-severity missing authorization vulnerability in Redhat Libvirt, published on 2 Nov 2013. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The virConnectDomainXMLToNative API function in libvirt 1.1.0 through 1.1.3 checks for the connect:read permission instead of the connect:write permission, which allows attackers to gain domain:write privileges and execute Qemu binaries via crafted XML. NOTE: some of these details are obtained from third party information.
Weakness: CWE-264
Which versions are affected by CVE-2013-4401?
It affects 1 product.
Products include Redhat Libvirt.
How do I fix CVE-2013-4401?
Upgrade to a fixed version.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2013-4401 being exploited?
There is no known exploitation of CVE-2013-4401 in the wild and no public exploit code.
Other vulnerabilities in Redhat Libvirt
Sources
Also known as DEBIAN-CVE-2013-4401, GHSA-p6vr-89w4-8gh3.