What is CVE-2021-20413?

CVE-2021-20413 is a medium-severity vulnerability in IBM Guardium Data Encryption, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 4.3/10. Published 2021-06-28.

How severe is CVE-2021-20413?

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

Information disclosure in IBM Guardium Data Encryption

CVE-2021-20413

IBM Guardium Data Encryption (GDE) 4.0.0.4 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196212.

Published 2021-06-28 · 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: 0.008 (53.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

IBM Guardium Data Encryption — versions 4.0.0.4
IBM Guardium Data Encryption — versions 4.0.0.4

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

References

www.ibm.com/support/pages/node/6444037 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/196212 (VDB Entry, vdb-entry)

Frequently asked questions

What is CVE-2021-20413?: CVE-2021-20413 is a medium-severity vulnerability in IBM Guardium Data Encryption, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 4.3/10. Published 2021-06-28.
How severe is CVE-2021-20413?: Medium severity. CVSS v3 base score is 4.3 out of 10.