CVE-2020-6287
CVE-2020-6287 is a critical-severity vulnerability in Sap Netweaver Application Server Java with a CVSS 3.x base score of 10.0. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2021-11-03). The underlying weakness is classified as CWE-306.
Key facts
- Severity: Critical (CVSS 3.x base score 10.0)
- CVSS v2: 10.0
- EPSS exploit prediction: 95% (100th percentile)
- Actively exploited: Yes — listed in CISA KEV (added 2021-11-03)
- EU (EUVD) id: EUVD-2020-27437
- EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2021-11-03)
- Weakness: CWE-306
- Affected product: Sap Netweaver Application Server Java
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2020-6287?
- 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.
- How severe is CVE-2020-6287?
- CVE-2020-6287 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-6287 being actively exploited?
- Yes. CVE-2020-6287 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2021-11-03, which means active exploitation has been confirmed. It should be prioritised for remediation.
- What products are affected by CVE-2020-6287?
- CVE-2020-6287 primarily affects Sap Netweaver Application Server Java. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-6287?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
- Does CVE-2020-6287 have an EU (EUVD) identifier?
- Yes. CVE-2020-6287 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-27437. It is also flagged as exploited in the EUVD (since 2021-11-03).
- When was CVE-2020-6287 published?
- CVE-2020-6287 was published on 2020-07-14 and last updated on 2026-06-17.
References
- http://packetstormsecurity.com/files/162085/SAP-JAVA-Configuration-Task-Execution.html
- http://seclists.org/fulldisclosure/2021/Apr/6
- https://launchpad.support.sap.com/#/notes/2934135
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=552599675
- https://www.onapsis.com/recon-sap-cyber-security-vulnerability
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-6287
Affected products (4)
- cpe:2.3:a:sap:netweaver_application_server_java:7.30:*:*:*:*:*:*:*
- cpe:2.3:a:sap:netweaver_application_server_java:7.31:*:*:*:*:*:*:*
- cpe:2.3:a:sap:netweaver_application_server_java:7.40:*:*:*:*:*:*:*
- cpe:2.3:a:sap:netweaver_application_server_java:7.50:*:*:*:*:*:*:*
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