CVE-2021-21517

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

1.40% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 70.6% of scored records. A rank, not a probability.

NVD base score

7.2 (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:C/C:L/I:N/A:L

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

2021-03-01 20:25Z5 YR AGO

Last updated

2024-09-17 00:25Z1 YR AGO

Reserved

2021-01-04

Assigning CNA

dell

Record state

PUBLISHED

Severity

High (CVSS 7.2)

CNA CVSS vector

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

Weaknesses

• CWE-611Improper Restriction of XML External Entity ReferenceBase

Data version

5.1

Document digest

40c780d0f702edb22b4c03b1693049922e9aaccfab7cb8a810ed683254999c50

• www.dell.comhttps://www.dell.com/support/kbdoc/en-us/000183576/dsa-2021-045-dell-emc-srs-policy-manager-security-update-for-external-entity-injection-vulnerabilityx_refsource_MISC