Vulnerability · Published Mar 14, 2024 · Assigned by intel
CVE-2023-22655
Medium 6.1
In plain English
A medium-severity security flaw in 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 16% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.2%top 83.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:9 | microcode_ctl | 4:20240910-1.el9_5 | ALSA-2024:9401 |
| Alpine:v3.20 | intel-ucode | 20240312-r0 | ALPINE-CVE-2023-22655 |
| Alpine:v3.21 | intel-ucode | 20240312-r0 | ALPINE-CVE-2023-22655 |
| Alpine:v3.22 | intel-ucode | 20240312-r0 | ALPINE-CVE-2023-22655 |
| Alpine:v3.23 | intel-ucode | 20240312-r0 | ALPINE-CVE-2023-22655 |
| Alpine:v3.24 | intel-ucode | 20240312-r0 | ALPINE-CVE-2023-22655 |
| Debian:12 | intel-microcode | 3.20240312.1~deb12u1 | DEBIAN-CVE-2023-22655 |
| Debian:13 | intel-microcode | 3.20240312.1 | DEBIAN-CVE-2023-22655 |
| Debian:14 | intel-microcode | 3.20240312.1 | DEBIAN-CVE-2023-22655 |
| Rocky Linux:9 | microcode_ctl | 4:20240910-1.el9_5 | RLSA-2024:9401 |
| Ubuntu:22.04:LTS | intel-microcode | 3.20240514.0ubuntu0.22.04.1 | UBUNTU-CVE-2023-22655 |
| Ubuntu:22.04:LTS | intel-microcode | 3.20240514.0ubuntu0.22.04.1 | USN-6797-1 |
| Ubuntu:24.04:LTS | intel-microcode | 3.20240514.0ubuntu0.24.04.1 | USN-6797-1 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX | See references |
Weakness: CWE-693 · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:H/A:N