CVE-2013-0215 Denial of service in n/a
Guest OS users can crash the Xenstore daemon or leak control-plane data by exploiting improper ring state handling in Xen.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2013-0215?
CVE-2013-0215 is a medium-severity denial of service vulnerability in Xen Xen, published on 7 Mar 2013. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
oxenstored in Xen 4.1.x, Xen 4.2.x, and xen-unstable does not properly consider the state of the Xenstore ring during read operations, which allows guest OS users to cause a denial of service (daemon crash and host-control outage, or memory consumption) or obtain sensitive control-plane data by leveraging guest administrative access.
Weakness: CWE-264
Which versions are affected by CVE-2013-0215?
It affects 1 product.
Products include Xen Xen.
How do I fix CVE-2013-0215?
No fix has been published for CVE-2013-0215 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2013-0215 being exploited?
There is no known exploitation of CVE-2013-0215 in the wild and no public exploit code.
Other vulnerabilities in Xen Xen
Sources
Also known as GHSA-x2r5-665w-2mrf.