CVE-2023-22655 Privilege escalation in 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX
Privileged local attackers can escalate privileges on Intel Xeon processors using SGX or TDX due to protection mechanism failure.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-22655?
CVE-2023-22655 is a medium-severity vulnerability in 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX, published on 14 Mar 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Protection mechanism failure in some 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.
Weakness: CWE-693
Which versions are affected by CVE-2023-22655?
How do I fix CVE-2023-22655?
Apply the vendor's patch.
Is CVE-2023-22655 being exploited?
There is no known exploitation of CVE-2023-22655 in the wild and no public exploit code.
Sources
Also known as ALPINE-CVE-2023-22655, BELL-CVE-2023-22655, DEBIAN-CVE-2023-22655, GHSA-hv2r-vh4p-hqmp, UBUNTU-CVE-2023-22655.