CVE-2020-6287
CriticalExploitedPublic exploitSAP 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…
Published Jul 14, 2020 · Updated Oct 31, 2025
Key Facts
Patch immediately- CVE-2020-6287 is a critical-severity vulnerability (CVSS 10.0 v3.1) affecting Netweaver Application Server Java (Sap), SAP NetWeaver AS JAVA (LM Configuration Wizard).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Apr 8, 2021. Public exploit code is available.
- EPSS estimates a 95% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
10.0
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
95%
Higher than 99.8% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
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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.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Nov 3, 2021 | May 3, 2022 | Not reported |
| Industry KEV feed | Apr 8, 2021 | May 3, 2022 | Not reported |
| CIRCL KEV | Nov 3, 2021 | May 3, 2022 | Not reported |
| ENISA EUVD | Nov 3, 2021 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
5 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Netweaver Application Server JavaSap | 7.30, 7.31, 7.40, 7.50 | n/a |
| SAP NetWeaver AS JAVA (LM Configuration Wizard) | >= < 7.30 | n/a |
Timeline
Publicly disclosed
Jul 14, 2020
Added to Industry KEV feed
Apr 8, 2021
Added to CISA KEV
Nov 3, 2021
Added to CIRCL KEV
Nov 3, 2021
Added to ENISA EUVD
Nov 3, 2021
Last updated
Oct 31, 2025
Weakness Type
- CWE-306 Missing Authentication for Critical Function
References
- advisoryhttp://packetstormsecurity.com/files/162085/SAP-JAVA-Configuration-Task-Execution.html
- advisory20210405 Onapsis Security Advisory 2021-0003: [CVE-2020-6287] - [SAP RECON] SAP JAVA: Unauthenticated execution of configuration tasks
- advisoryhttps://launchpad.support.sap.com/#/notes/2934135
- advisoryhttps://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=552599675
- advisoryhttps://www.onapsis.com/recon-sap-cyber-security-vulnerability
FAQ
Common Questions.
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 us…
Affected: Netweaver Application Server Java (Sap) versions 7.30, 7.31, 7.40, 7.50; SAP NetWeaver AS JAVA (LM Configuration Wizard) versions >= < 7.30. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Apr 8, 2021.
Yes. It was added on Nov 3, 2021 with a federal remediation due date of May 3, 2022.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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