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Vulnerability record · CVE-2020-6309 · published 12 August 2020

CVE-2020-6309: Sap netweaver application server java missing authentication for critical function vulnerability

Sap · Netweaver Application Server Java

SAP NetWeaver AS JAVA, versions - (ENGINEAPI 7.10; WSRM 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50; J2EE-FRMW 7.10, 7.11), does not perform any authentication checks for a web service allowing the attacker to send several payloads and leading to complete denial of service.

7.5 CVSS 3.1 High EPSS 1.8% · top 22.4% CWE-306 · Missing authentication for critical function
7.5CVSS 3.1 base score, v2 7.8
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

SAP NetWeaver AS JAVA, versions - (ENGINEAPI 7.10; WSRM 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50; J2EE-FRMW 7.10, 7.11), does not perform any authentication checks for a web service allowing the attacker to send several payloads and leading to complete denial of service.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://launchpad.support.sap.com/#/notes/2941315 Permissions Required
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=552603345 Vendor Advisory
https://launchpad.support.sap.com/#/notes/2941315 Permissions Required
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=552603345 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-6309), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.