8.3

CVE-2023-40284: supermicro x11sae-f_firmware Cross-site Scripting

CVSS: 8.3v3.1HighAnalyzed
Published 27-03-2024Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2023-40284 is a high (CVSS 8.3) Cross-site Scripting vulnerability in supermicro x11sae-f_firmware. EPSS estimates a 0.79% chance of exploitation in the next 30 days, higher than 55.5% of scored vulnerabilities.

Overall risk
33/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.3/10
010
High · v3.1 (CVE.org)
EPSS score
0.79%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 27-03-2024
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

An issue was discovered on Supermicro X11SSM-F, X11SAE-F, and X11SSE-F 1.66 devices. An attacker could exploit an XSS issue.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.79%

Chance of exploitation in the next 30 days

Percentile

56%

Versus all other CVEs

30-day change

+0.02 pp

From 0.78% on 18-09-2026

18-09-202618-10-2026
EPSS score
0.79%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Supermicro3 products

1 vendor · 3 products

References

2 links