CVE-2020-6287: SAP NetWeaver Missing Authentication for Critical Function Vulnerability

Is it exploited?

Yes. CISA added it to the Known Exploited Vulnerabilities catalog on 3 Nov 2021, 477 days after the CVE record was published.

How likely is exploitation in the next 30 days?

94.7%

EPSS score, percentile 99.9 of all scored records

How severe?

10.0 Critical

CVSS v3.0 base score, given by the CNA

What should I do?

CISA deadline 3 May 2022. Apply updates per vendor instructions.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected

• < 7.30
• < 7.31
• < 7.40
• < 7.50

Versions by product

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

What to do

CISA due date for this action: 3 May 2022.

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

Linked from CISA's catalog entry

• https://nvd.nist.gov/vuln/detail/CVE-2020-6287

Affected products and versions

As listed in the CVE record.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

About this vulnerability

SAP NetWeaver Application Server Java Platforms contains a missing authentication for critical function vulnerability allowing unauthenticated access to execute configuration tasks and create administrative users.

Summary: CISA's KEV catalog, as of 28 Oct 2026.

• CISA added CVE-2020-6287 to its Known Exploited Vulnerabilities (KEV) catalog on 3 Nov 2021.
• CISA's ransomware flag for this entry is "Unknown": no evidence of ransomware use in the catalog, which is not proof of none.
• The due date CISA sets for the required action is 3 May 2022.
• The CVE record was published on 14 Jul 2020, 477 days before it was added to KEV.
• The CVE record carries a CVSS v3.0 base score of 10.0 (Critical), given by its CNA.
• FIRST's EPSS model puts the probability of exploitation in the next 30 days at 94.7% (percentile 99.9), as of 28 Oct 2026.
• CISA's SSVC assessment in the CVE record: exploitation active, automatable yes, technical impact total.

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026. About the data.

Description

SAP NetWeaver AS JAVA (LM Configuration Wizard), versions - 7.30, 7.31, 7.40, 7.50, does not perform an authentication check which allows an attacker without prior authentication to execute configuration tasks to perform critical actions against the SAP Java system, including the ability to create an administrative user, and therefore compromising Confidentiality, Integrity and Availability of the system, leading to Missing Authentication Check.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

Weakness

• CWE-306: Missing Authentication for Critical Function

CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.

Timeline

References

• wiki.scn.sap.com
• launchpad.support.sap.com
• onapsis.com
• 20210405 Onapsis Security Advisory 2021-0003: [CVE-2020-6287] - [SAP RECON] SAP JAVA: Unauthenticated execution of configuration tasks
• packetstormsecurity.com

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