CVE-2023-47855 Privilege escalation in Intel(R) TDX module software
A privileged local user can escalate privileges due to improper input validation in the Intel TDX module software.
- 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-2023-47855?
CVE-2023-47855 is a medium-severity vulnerability in Intel(R) TDX module software, published on 16 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper input validation in some Intel(R) TDX module software before version 1.5.05.46.698 may allow a privileged user to potentially enable escalation of privilege via local access.
Weakness: CWE-20
Which versions are affected by CVE-2023-47855?
It affects 2 products.
Products include Intel Tdx Module, Netapp Hci Compute Node Bios.
How do I fix CVE-2023-47855?
Upgrade to a fixed version.
Is CVE-2023-47855 being exploited?
There is no known exploitation of CVE-2023-47855 in the wild and no public exploit code.
Other vulnerabilities in Intel(R) TDX module software
- CVE-2024-39283 Privilege escalation in Intel(R) TDX module software
- CVE-2024-21801 Denial of service in Intel(R) TDX module software
- CVE-2023-45745 Privilege escalation in Intel(R) TDX module software
- CVE-2026-20885 Auth bypass in Intel(R) platforms
- CVE-2026-20705 Information disclosure in Intel(R) platform
Sources
Also known as BELL-CVE-2023-47855, DEBIAN-CVE-2023-47855, GHSA-gr79-64x9-5p2m, UBUNTU-CVE-2023-47855.