CVE-2021-0158 Privilege escalation in Intel(R) Processors
A privileged local attacker can exploit improper input validation in Intel Processor BIOS firmware to escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-0158?
CVE-2021-0158 is a medium-severity vulnerability in Intel(R) Processors, published on 17 Nov 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper input validation in the BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
Weakness: CWE-20
Which versions are affected by CVE-2021-0158?
It affects 484 products.
Products include Intel Celeron N2805, Intel Celeron N2806, Intel Celeron N2807, Intel Celeron N2808, Intel Celeron N2810, Intel Celeron N2815 and 478 more.
How do I fix CVE-2021-0158?
No fix has been published for CVE-2021-0158 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-0158 being exploited?
There is no known exploitation of CVE-2021-0158 in the wild and no public exploit code.
Other vulnerabilities in Intel(R) Processors
Sources
Also known as GHSA-m56v-x7xr-772p.