Vulnerability in Intel(r) Xeon(r) Processor Memory Controller Configurations When Using Sgx

CVE-2024-21820

Incorrect default permissions in some Intel(R) Xeon(R) processor memory controller configurations when using Intel(R) SGX may allow a privileged user to potentially enable escalation of privilege via local access.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (10.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-21820: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Intel(r) Xeon(r) Processor Memory Controller Configurations When Using Sgx — versions See references

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-21820?
CVE-2024-21820 is a high-severity vulnerability in Intel(r) Xeon(r) Processor Memory Controller Configurations When Using Sgx, classified under Incorrect Default Permissions. CVSS score: 7.2/10. Published 2024-11-13.
How severe is CVE-2024-21820?
High severity. CVSS v3 base score is 7.2 out of 10.