What is CVE-2021-38939?

CVE-2021-38939 is a medium-severity vulnerability in IBM Qradar Security Information And Event Manager, classified under Insertion of Sensitive Information into Log File. CVSS score: 5.3/10. Published 2022-04-27.

How severe is CVE-2021-38939?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in IBM Qradar Security Information And Event Manager

CVE-2021-38939

IBM QRadar SIEM 7.3, 7.4, and 7.5 stores potentially sensitive information in log files that could be read by an user with access to creating domains. IBM X-Force ID: 211037.

Published 2022-04-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (56.3th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.3% 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 Qradar Security Information And Event Manager — versions 7.3.3, 7.4.3, 7.5.0
IBM Qradar Siem — versions 7.3.3, 7.4.3, 7.5.0
Linux Kernel

Weakness classification (CWE)

CWE-532 — Insertion of Sensitive Information into Log File

References

www.ibm.com/support/pages/node/6574787 (Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/211037 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2021-38939?: CVE-2021-38939 is a medium-severity vulnerability in IBM Qradar Security Information And Event Manager, classified under Insertion of Sensitive Information into Log File. CVSS score: 5.3/10. Published 2022-04-27.
How severe is CVE-2021-38939?: Medium severity. CVSS v3 base score is 5.3 out of 10.