CVE-2017-12135 Privilege escalation in n/a
Local guest users can crash the system, leak sensitive data, or escalate privileges via transitive grants 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
- Available
What is CVE-2017-12135?
CVE-2017-12135 is a high-severity vulnerability in Citrix Xenserver, published on 24 Aug 2017. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Xen allows local OS guest users to cause a denial of service (crash) or possibly obtain sensitive information or gain privileges via vectors involving transitive grants.
Weakness: CWE-682
Which versions are affected by CVE-2017-12135?
It affects 3 products.
Products include Citrix Xenserver, Debian Debian Linux, Xen Xen.
How do I fix CVE-2017-12135?
Apply the vendor's patch.
Is CVE-2017-12135 being exploited?
There is no known exploitation of CVE-2017-12135 in the wild and no public exploit code.
Other vulnerabilities in Citrix Xenserver
Sources
Also known as ALPINE-CVE-2017-12135, DEBIAN-CVE-2017-12135, GHSA-4pcw-2chr-m4jj, UBUNTU-CVE-2017-12135.