CVE-2021-21459

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

1.21% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 68.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

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

2021-01-12 14:38Z5 YR AGO

Last updated

2024-08-03 18:16Z2 YR AGO

Reserved

2020-12-30

Assigning CNA

sap

Record state

PUBLISHED

Severity

Medium (CVSS 4.3)

CNA CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

b98051ffdc2c6507ea37e9ea8291b5fd9f33389c97d1a3634147e92384f84e82

• wiki.scn.sap.comhttps://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=564760476x_refsource_MISC
• launchpad.support.sap.comhttps://launchpad.support.sap.com/#/notes/3002617x_refsource_MISC