CVE-2021-38899

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.27% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 19.4% of scored records. A rank, not a probability.

NVD base score

4.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-09-20 16:45Z5 YR AGO

Last updated

2024-09-16 20:07Z2 YR AGO

Reserved

2021-08-16

Assigning CNA

ibm

Record state

PUBLISHED

Severity

Medium (CVSS 4.4)

CNA CVSS vector

CVSS:3.0/S:U/A:N/UI:N/I:N/AC:L/AV:L/PR:H/C:H/E:U/RC:C/RL:O

Weaknesses

No CWE assigned

Data version

5.1

Document digest

7162358fe945ae21eaf90cc1a15f7bf712715d96d19a6bb86a0f4661e4065ae4

• www.ibm.comhttps://www.ibm.com/support/pages/node/6490435x_refsource_CONFIRM
• exchange.xforce.ibmcloud.comibm-cp4d-cve202138899-info-disc (209575)https://exchange.xforce.ibmcloud.com/vulnerabilities/209575vdb-entryx_refsource_XF