What is CVE-2023-28863?

CVE-2023-28863 is a critical-severity vulnerability in Ami Megarac Sp-X, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.1/10. Published 2023-04-18.

How severe is CVE-2023-28863?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Vulnerability in Ami Megarac Sp-X

CVE-2023-28863

AMI MegaRAC SPx12 and SPx13 devices have Insufficient Verification of Data Authenticity.

Published 2023-04-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (26.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Ami Megarac Sp-X — versions 12, 13

Weakness classification (CWE)

CWE-345 — Insufficient Verification of Data Authenticity

References

ami.com (Product)
9443417.fs1.hubspotusercontent-na1.net/hubfs/9443417/Security Advisories/AMI-SA… (Vendor Advisory)
www.kb.cert.org/vuls/id/163057 (third-party-advisory)

Frequently asked questions

What is CVE-2023-28863?: CVE-2023-28863 is a critical-severity vulnerability in Ami Megarac Sp-X, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.1/10. Published 2023-04-18.
How severe is CVE-2023-28863?: Critical severity. CVSS v3 base score is 9.1 out of 10.