What is CVE-2021-21484?

CVE-2021-21484 is a critical-severity vulnerability in Sap Hana, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2021-03-09.

How severe is CVE-2021-21484?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Sap Hana

CVE-2021-21484

LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind.

Vulnerability class: Broken Access Control

EPSS: 0.012 (65.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sap Hana — versions 2.0
Sap Se Hana — versions < 2.0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

cna@sap.com (x_refsource_MISC, Vendor Advisory)
cna@sap.com (Permissions Required, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-21484?: CVE-2021-21484 is a critical-severity vulnerability in Sap Hana, classified under Incorrect Authorization. CVSS score: 9.8/10. Published 2021-03-09.
How severe is CVE-2021-21484?: Critical severity. CVSS v3 base score is 9.8 out of 10.