What is CVE-2023-31041?

CVE-2023-31041 is a high-severity vulnerability in Insyde Insydeh2o, classified under Cleartext Storage of Sensitive Information. CVSS score: 7.5/10. Published 2023-08-14.

How severe is CVE-2023-31041?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Insyde Insydeh2o

CVE-2023-31041

An issue was discovered in SysPasswordDxe in Insyde InsydeH2O with kernel 5.0 through 5.5. System password information could optionally be stored in cleartext, which might lead to possible information disclosure.

Published 2023-08-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (27.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.8% 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

Insyde Insydeh2o — versions 5.0, 5.1, 5.2

Weakness classification (CWE)

CWE-312 — Cleartext Storage of Sensitive Information

References

www.insyde.com/security-pledge/SA-2023047 (Vendor Advisory)

Frequently asked questions

What is CVE-2023-31041?: CVE-2023-31041 is a high-severity vulnerability in Insyde Insydeh2o, classified under Cleartext Storage of Sensitive Information. CVSS score: 7.5/10. Published 2023-08-14.
How severe is CVE-2023-31041?: High severity. CVSS v3 base score is 7.5 out of 10.