CVE-2020-4828

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

0.81% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 56.5% of scored records. A rank, not a probability.

NVD base score

6.5 (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:L/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

2021-02-04 16:55Z5 YR AGO

Last updated

2024-09-16 18:33Z2 YR AGO

Reserved

2019-12-30

Assigning CNA

ibm

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

162ead1690ae2bfdd3b137785e523f24bd01569e8add24d34deb54b12be0764c

• www.ibm.comhttps://www.ibm.com/support/pages/node/6410498x_refsource_CONFIRM
• exchange.xforce.ibmcloud.comibm-api-cve20204828-cache-poisoning (189842)https://exchange.xforce.ibmcloud.com/vulnerabilities/189842vdb-entryx_refsource_XF