What is CVE-2021-33108?

CVE-2021-33108 is a medium-severity vulnerability in Intel In-Band Manageability, classified under Improper Input Validation. CVSS score: 6.7/10. Published 2022-05-12.

How severe is CVE-2021-33108?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Improper input validation in Intel In-Band Manageability

CVE-2021-33108

Improper input validation in the Intel(R) In-Band Manageability software before version 2.13.0 may allow a privileged user to potentially enable escalation of privilege via local access.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2022-05-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (13.4th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

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

Affected products

Intel In-Band Manageability
Intel(r) In-Band Manageability Software — versions before version 2.13.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00549.html (Vendor Advisory)

Frequently asked questions

What is CVE-2021-33108?: CVE-2021-33108 is a medium-severity vulnerability in Intel In-Band Manageability, classified under Improper Input Validation. CVSS score: 6.7/10. Published 2022-05-12.
How severe is CVE-2021-33108?: Medium severity. CVSS v3 base score is 6.7 out of 10.