CVE-2020-23793 Missing authorization in n/a
An attacker can restart KVM virtual machines without authorization in Red Hat's VDI product, causing service disruption.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-23793?
CVE-2020-23793 is a high-severity missing authorization vulnerability in n/a, published on 22 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in spice-server spice-server-0.14.0-6.el7_6.1.x86_64 of Redhat's VDI product. There is a security vulnerablility that can restart KVMvirtual machine without any authorization. It is not yet known if there will be other other effects.
Weakness: CWE-862
Which versions are affected by CVE-2020-23793?
It affects 1 product.
Products include Spice-Space Spice-Server.
How do I fix CVE-2020-23793?
Apply the vendor's patch.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2020-23793 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-23793 exists.
Sources
Also known as DEBIAN-CVE-2020-23793, GHSA-76gg-j5fc-hc83, UBUNTU-CVE-2020-23793.