What is CVE-2022-43309?

CVE-2022-43309 is a medium-severity vulnerability in Supermicro H11dsi, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.5/10. Published 2023-04-07.

How severe is CVE-2022-43309?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2022-43309 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Supermicro H11dsi

CVE-2022-43309

Supermicro X11SSL-CF HW Rev 1.01, BMC firmware v1.63 was discovered to contain insecure permissions.

Published 2023-04-07 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (3.7th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.7% 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

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

Public proof-of-concept exploits

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
af854a3a-2127-422b-91ae-364da2661108 (Broken Link)
www.supermicro.com/en/support/security_VRM_Jan_2023 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-43309?: CVE-2022-43309 is a medium-severity vulnerability in Supermicro H11dsi, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.5/10. Published 2023-04-07.
How severe is CVE-2022-43309?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2022-43309 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.