What is CVE-2021-21481?

CVE-2021-21481 is a high-severity vulnerability in Sap Netweaver, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2021-03-09.

How severe is CVE-2021-21481?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Sap Netweaver

CVE-2021-21481

The MigrationService, which is part of SAP NetWeaver versions 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, does not perform an authorization check. This might allow an unauthorized attacker to access configuration objects, including such that…

Vulnerability class: Broken Access Control

EPSS: 0.006 (43.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Sap Netweaver — versions 7.10, 7.11, 7.20
Sap Se Netweaver As Java (Migrationservice) — versions < 7.10, < 7.11, < 7.30

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

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

Frequently asked questions

What is CVE-2021-21481?: CVE-2021-21481 is a high-severity vulnerability in Sap Netweaver, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2021-03-09.
How severe is CVE-2021-21481?: High severity. CVSS v3 base score is 8.8 out of 10.