What is CVE-2020-4405?

CVE-2020-4405 is a medium-severity vulnerability in IBM Verify Gateway, classified under Insertion of Sensitive Information into Log File. CVSS score: 4.3/10. Published 2020-07-27.

How severe is CVE-2020-4405?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Information disclosure in IBM Verify Gateway

CVE-2020-4405

IBM Verify Gateway (IVG) 1.0.0 and 1.0.1 could disclose potentially sensitive information to an authenticated user due to world readable log files. IBM X-Force ID: 179484.

Published 2020-07-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · 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-532 — Insertion of Sensitive Information into Log File

References

www.ibm.com/support/pages/node/6252479 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/179484 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2020-4405?: CVE-2020-4405 is a medium-severity vulnerability in IBM Verify Gateway, classified under Insertion of Sensitive Information into Log File. CVSS score: 4.3/10. Published 2020-07-27.
How severe is CVE-2020-4405?: Medium severity. CVSS v3 base score is 4.3 out of 10.