CVE-2020-6287

SAP NetWeaver Missing Authentication for Critical Function

10.0 CRITICALActively exploited (CISA KEV)EPSS 94.7%

Published14 Jul 2020
Added to CISA KEV3 Nov 2021
Remediation due3 May 2022

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.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeChanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Affected products

SAP Netweaver Application Server Java7.30 · 7.31 · 7.40 · 7.50

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

Patch & vendor advisories

References

http://packetstormsecurity.com/files/162085/SAP-JAVA-Configuration-Task-Execution.htmlThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2021/Apr/6Mailing ListThird Party Advisory
https://launchpad.support.sap.com/#/notes/2934135Permissions RequiredVendor Advisory
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=552599675Broken LinkVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-6287US Government Resource
https://www.onapsis.com/recon-sap-cyber-security-vulnerabilityThird Party Advisory

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

Frequently asked

Is CVE-2020-6287 being actively exploited?

Yes. CVE-2020-6287 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 3 Nov 2021.

How severe is CVE-2020-6287?

CVE-2020-6287 has a CVSS 3.1 base score of 10.0, rated critical. EPSS estimates a 94.7% probability of exploitation.

Which products are affected by CVE-2020-6287?

Affected products include SAP Netweaver Application Server Java.

How do I fix CVE-2020-6287?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2020-6287 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.