CVE-2023-43490
5.3
MEDIUM
CVSS 3.1
EPSS 0.02%
Description
Incorrect calculation in microcode keying mechanism for some Intel(R) Xeon(R) D Processors with Intel(R) SGX may allow a privileged user to potentially enable information disclosure via local access.
How to fix CVE-2023-43490
To remediate CVE-2023-43490, upgrade the affected package to a fixed version below.
- Alpine/intel-ucode—upgrade to 20240813-r0 or later
- Debian/intel-microcode—upgrade to 3.20240312.1~deb11u1 or later
Is CVE-2023-43490 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 20240813-r0
- from 0, < 3.20240312.1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N |