CVE-2020-4531

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

1.43% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 71.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2020-09-25 17:00Z5 YR AGO

Last updated

2024-09-16 18:03Z1 YR AGO

Reserved

2019-12-30

Assigning CNA

ibm

Record state

PUBLISHED

Severity

Medium (CVSS 5.3)

CNA CVSS vector

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

Weaknesses

• CWE-252Unchecked Return ValueBase

Data version

5.1

Document digest

d95c9fb56b83f5e35e5e5d4e059e69229dd133bc2ae75f8b0cdc18b571b944f7

• www.ibm.comhttps://www.ibm.com/support/pages/node/6336935x_refsource_CONFIRM
• exchange.xforce.ibmcloud.comibm-baw-cve20204531-info-disc (182715)https://exchange.xforce.ibmcloud.com/vulnerabilities/182715vdb-entryx_refsource_XF