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

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the sources call it.

CISA SSVC assessment CISA

Three decision points CISA publishes for the CVEs it assesses (SSVC 2.0.3). A stakeholder decision, not a severity score.

Remediation

Fixes and mitigations documented by the sources — linked to the original advisory.

No fix documented by the sources we poll. That does not mean none exists: check the vendor advisory.

CISA required action CISA

Apply updates per vendor instructions.

US federal deadline: May 3, 2022 — passed 1626 day(s) ago

First 24 hours

Ordered from the record’s own fields — exposure first, because you cannot patch what you have not found. A rule-generated starting point.

1. Identify exposed assets running the affected vendor/product/version combinations (SAP SE Netweaver Application Server Java, SAP SE SAP NetWeaver AS JAVA (LM Configuration Wizard)).
2. Treat as emergency remediation: the CVE is in CISA KEV (confirmed exploitation).
3. The attack is network-based and needs no privileges: restrict exposure (ACLs, VPN, WAF) until patched.
4. No fix documented in the sources: reduce exposure and monitor the vendor advisory.
5. EPSS ahead of 100% of scored CVEs: prioritize it in the patch queue.
6. Search available logs for exploit probes matching the vulnerability class (authentication), errors and authentication anomalies.

Affected scope

Vendor, product and versions as the sources word them.

Attack characteristics

The CVSS vector, decoded. It describes the attack, not your exposure to it.

Every base score collected

Sources score independently and may disagree; each row says who scored it and under which version.

Weakness MITRE

Weakness class according to MITRE’s CWE catalog.

CWE-306 · Missing Authentication for Critical Function

Other CVEs with this weakness →

CISA KEV details CISA

CISA lists a CVE once it has evidence of exploitation against real targets.

CISA records ransomware use only for campaigns it has confirmed, so “Unknown” means unrecorded, not ruled out. The deadline binds US federal agencies; for everyone else it is a reference date.

Public exploits, PoCs and detection templates

Public code that demonstrates or tests the flaw raises the odds of mass exploitation — and Nuclei templates help find vulnerable assets in your environment.

Warning: public PoCs are sometimes disguised malware. Use them only for authorized testing in an isolated environment. This portal does not host exploit code — it only points to the sources.

EPSS over time FIRST

Oct 13, 2026 → Oct 14, 2026 · 2 reading(s) · max 94.72%

Detection

Read off the CVSS vector and the weakness class. Starting points, not tested rules.

• Prioritize edge telemetry for the network-reachable component (proxy, WAF, IDS/IPS).
• Review authentication logs: logins without MFA, anomalous sessions and recently created accounts.
• Hunt retroactively in logs from before Nov 3, 2021 (KEV listing): exploitation may have started earlier.

Timeline

What happened to this CVE, newest first.

• 2026
• Affected products added · sap/netweaver application server java
  Oct 13, 2026 · NIST National Vulnerability Database
• Source status changed · Published → Analyzed
  Oct 13, 2026 · NIST National Vulnerability Database
• Record published
  Oct 13, 2026
• Affected products added · sap se/sap netweaver as java (lm configuration wizard)
  Oct 13, 2026 · CVE Program (cve.org) e CISA ADP
• CVSS changed · 10.0
  Oct 13, 2026 · CVE Program (cve.org) e CISA ADP
• Source status changed · → Published
  Oct 13, 2026 · CVE Program (cve.org) e CISA ADP
• SSVC assessment updated
  Oct 13, 2026 · CVE Program (cve.org) e CISA ADP
• Added to CISA KEV (detected)
  Oct 13, 2026 · CISA Known Exploited Vulnerabilities
• Record created in this database
  Oct 13, 2026 · CISA Known Exploited Vulnerabilities
• 2021
• Added to CISA KEV catalog
  Nov 2, 2021 · CISA
• 2020
• CVE published
  Jul 14, 2020 · sap

Source activity

Repeated readings are counted rather than listed.

• 3× References added · Oct 13, 2026 – Oct 13, 2026
• 1× Official description updated · Oct 13, 2026 – Oct 13, 2026

References

8 on the record

• wiki.scn.sap.com/wiki/pages/viewpage.action
  x_refsource_MISC, Broken Link, Vendor Advisory, CVE Program (cve.org) e CISA ADP
• launchpad.support.sap.com/
  x_refsource_MISC, Permissions Required, Vendor Advisory, CVE Program (cve.org) e CISA ADP
• www.cisa.gov/known-exploited-vulnerabilities-catalog
  US Government Resource, NIST National Vulnerability Database
• www.onapsis.com/recon-sap-cyber-security-vulnerability
  x_refsource_MISC, Third Party Advisory, CVE Program (cve.org) e CISA ADP
• seclists.org/fulldisclosure/2021/Apr/6
  mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory, CVE Program (cve.org) e CISA ADP
• github.com/advisories/GHSA-676j-vqr4-6w3h
  GitHub Security Advisories
• packetstormsecurity.com/files/162085/SAP-JAVA-Configuration-Task-Execution.html
  x_refsource_MISC, Third Party Advisory, VDB Entry, CVE Program (cve.org) e CISA ADP
• nvd.nist.gov/vuln/detail/CVE-2020-6287
  GitHub Security Advisories

Elsewhere on this site

Related CVEs (same products)

• Medium CVE-2026-27674 Code Injection vulnerability in SAP NetWeaver Application Server Java (Web Dynpro Java) Apr 13, 2026
• Low CVE-2026-23686 CRLF Injection vulnerability in SAP NetWeaver Application Server Java Feb 10, 2026
• Medium CVE-2025-42919 Information Disclosure vulnerability in SAP NetWeaver Application Server Java Nov 10, 2025
• High CVE-2017-12637 SAP NetWeaver Directory Traversal Vulnerability KEV Aug 7, 2017
• Medium CVE-2016-9563 SAP NetWeaver XML External Entity (XXE) Vulnerability KEV Nov 23, 2016
• Critical CVE-2010-5326 SAP NetWeaver Remote Code Execution Vulnerability KEV May 13, 2016

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

• No fixed version, patch or mitigation documented.
• No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
• No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
• No exploit packet captures, log samples, or incident case IDs supplied.

Answered from this record

Text assembled only from the fields above — no additional claims.

What should defenders know first?

CVE-2020-6287 is "SAP NetWeaver Missing Authentication for Critical Function Vulnerability", rated Critical. It affects Netweaver Application Server Java (SAP SE); versions are in the scope table. It is in CISA KEV: there is evidence of real-world exploitation. CVSS 10.0 describes technical severity. EPSS 94.72% estimates the probability of exploitation in 30 days; neither replaces your asset context. First verify whether exposed or business-critical assets run the affected versions, apply vendor fixes or mitigations, and preserve logs for review.

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