CVE-2021-0127 Denial of service in Intel(R) Processors
An authenticated local user can cause a denial of service on Intel processors due to insufficient control flow management.
- 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-2021-0127?
CVE-2021-0127 is a medium-severity denial of service vulnerability in Netapp Clustered Data Ontap, published on 9 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Insufficient control flow management in some Intel(R) Processors may allow an authenticated user to potentially enable a denial of service via local access.
Which versions are affected by CVE-2021-0127?
It affects 755 products.
Products include Intel Celeron G1610, Intel Celeron G1610t, Intel Celeron G1620, Intel Celeron G1620t, Intel Celeron G1630, Intel Celeron G1820 and 749 more.
How do I fix CVE-2021-0127?
Apply the vendor's patch.
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-2021-0127 being exploited?
There is no known exploitation of CVE-2021-0127 in the wild and no public exploit code.
Sources
Also known as ALPINE-CVE-2021-0127, DEBIAN-CVE-2021-0127, GHSA-mqcr-p73p-f4gw, UBUNTU-CVE-2021-0127.