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01 Record

CVE-2021-20565

IBM Cloud Pak for Security (CP4S) 1.4.0.0, 1.5.0.0, 1.5.0.1, 1.6.0.0, and 1.6.0.1 uses a protection mechanism that relies on the existence or values of an input, but the input can be modified by an

MediumPUBLISHEDCNA: ibm
CNA base score4.6 CVSS v3.xCVSS:3.0/PR:N/UI:R/AC:L/I:L/C:N/A:L/AV:A/S:U/RC:C/RL:O/E:U
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02 Description

IBM Cloud Pak for Security (CP4S) 1.4.0.0, 1.5.0.0, 1.5.0.1, 1.6.0.0, and 1.6.0.1 uses a protection mechanism that relies on the existence or values of an input, but the input can be modified by an

03 Exploitation and scoring

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
0.83% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 57.4% 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:N/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.

04 Metadata

Published
2021-05-14 16:15Z5 YR AGO
Last updated
2024-09-16 18:34Z2 YR AGO
Reserved
2020-12-17
Assigning CNA
ibm
Record state
PUBLISHED
Severity
Medium (CVSS 4.6)
CNA CVSS vector
CVSS:3.0/PR:N/UI:R/AC:L/I:L/C:N/A:L/AV:A/S:U/RC:C/RL:O/E:U
Weaknesses
No CWE assigned
Data version
5.1
Document digest
fbb359494a2307945ddf55626c0c3be274a34d813e23306c37fb0706b12da6d1

05 Affected products

VendorProductVersionsPlatforms
IBMCloud Pak for Security1.4.0.0, 1.6.0.0, 1.5.0.1, 1.5.0.0, 1.6.0.1—

06 References