CVE-2015-2152 Security feature bypass in n/a
Local guest users can bypass VGA emulation restrictions to access the console via VNC or SDL, exposing sensitive display data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-2152?
CVE-2015-2152 is a low-severity vulnerability in Fedoraproject Fedora, published on 18 Mar 2015. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Xen 4.5.x and earlier enables certain default backends when emulating a VGA device for an x86 HVM guest qemu even when the configuration disables them, which allows local guest users to obtain access to the VGA console by (1) setting the DISPLAY environment variable, when compiled with SDL support, or connecting to the VNC server on (2) ::1 or (3) 127.0.0.1, when not compiled with SDL support.
Weakness: CWE-264
Which versions are affected by CVE-2015-2152?
It affects 2 products.
Products include Fedoraproject Fedora, Xen Xen.
How do I fix CVE-2015-2152?
Apply the vendor's patch.
Is CVE-2015-2152 being exploited?
There is no known exploitation of CVE-2015-2152 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2015-2152, GHSA-4h5r-jgg6-766g, UBUNTU-CVE-2015-2152.