CVE-2020-0591 Privilege escalation in Intel(R) Processors
A privileged local attacker can exploit improper buffer restrictions in Intel 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-2020-0591?
CVE-2020-0591 is a medium-severity vulnerability in Intel(R) Processors, published on 12 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.
Which versions are affected by CVE-2020-0591?
It affects 3 products.
Products include Intel Bios, Siemens Simatic Cpu 1518-4 Firmware, Siemens Simatic Cpu 1518f-4 Firmware.
How do I fix CVE-2020-0591?
No fix has been published for CVE-2020-0591 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-0591 being exploited?
There is no known exploitation of CVE-2020-0591 in the wild and no public exploit code.
Other vulnerabilities in Intel(R) Processors
Sources
Also known as GHSA-jwxm-8hhc-59hv.