What is CVE-2021-39077?

CVE-2021-39077 is a medium-severity vulnerability in IBM Security Guardium, classified under Cleartext Transmission of Sensitive Information. CVSS score: 4.4/10. Published 2022-11-03.

How severe is CVE-2021-39077?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in IBM Security Guardium

CVE-2021-39077

IBM Security Guardium 10.5, 10.6, 11.0, 11.1, 11.2, 11.3, and 11.4 stores user credentials in plain clear text which can be read by a local privileged user. IBM X-Force ID: 215587.

Published 2022-11-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.1th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

IBM Security Guardium — versions 10.5, 10.6, 11.0, 11.1, 11.2, 11.3, 11.4
IBM Security Guardium — versions 10.5, 10.6
Linux Kernel

Weakness classification (CWE)

References

www.ibm.com/support/pages/node/6831647 (vendor-advisory, Patch, Vendor Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/215587 (VDB Entry, vdb-entry, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39077?: CVE-2021-39077 is a medium-severity vulnerability in IBM Security Guardium, classified under Cleartext Transmission of Sensitive Information. CVSS score: 4.4/10. Published 2022-11-03.
How severe is CVE-2021-39077?: Medium severity. CVSS v3 base score is 4.4 out of 10.