CVE-2020-5955 Privilege escalation in n/a
Attackers can escalate privileges via a flaw in the Int15MicrocodeSmm component of InsydeH2O firmware on Intel client chipsets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-5955?
CVE-2020-5955 is a critical vulnerability in n/a, published on 3 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in Int15MicrocodeSmm in Insyde InsydeH2O before 2021-10-14 on Intel client chipsets. A caller may be able to escalate privileges.
Which versions are affected by CVE-2020-5955?
It affects 1 product.
Products include Insyde Insydeh2o Uefi Bios.
How do I fix CVE-2020-5955?
No fix has been published for CVE-2020-5955 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-5955 being exploited?
There is no known exploitation of CVE-2020-5955 in the wild and no public exploit code.
Sources
Also known as GHSA-mf5j-wgq9-9jj2.