What is CVE-2020-4372?

CVE-2020-4372 is a high-severity vulnerability in IBM Verify Gateway, classified under Insufficiently Protected Credentials. CVSS score: 7.8/10. Published 2020-07-22.

How severe is CVE-2020-4372?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in IBM Verify Gateway

CVE-2020-4372

IBM Verify Gateway (IVG) 1.0.0 and 1.0.1 stores user credentials in plain in clear text which can be read by a local user. IBM X-Force ID: 179009

Published 2020-07-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (19.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

IBM Verify Gateway — versions 1.0.0, 1.0.1
IBM Verify Gateway (Ivg) — versions 1.0.0, 1.0.1

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

www.ibm.com/support/pages/node/6251289 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/179009 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2020-4372?: CVE-2020-4372 is a high-severity vulnerability in IBM Verify Gateway, classified under Insufficiently Protected Credentials. CVSS score: 7.8/10. Published 2020-07-22.
How severe is CVE-2020-4372?: High severity. CVSS v3 base score is 7.8 out of 10.