Auth bypass in SAP Netweaver Application Server Java
CVE-2020-6309
SAP NetWeaver AS JAVA, versions - (ENGINEAPI 7.10; WSRM 7.10, 7.11, 7.20, 7.30, 7.31, 7.40, 7.50; J2EE-FRMW 7.10, 7.11), does not perform any authentication checks for a web service allowing the attacker to send several payloads and leading to complete denial of service.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- SAP Netweaver Application Server Java — versions 7.10, 7.11, 7.20
- SAP Se Netweaver As Java (Engineapi) — versions < 7.10
- SAP Se Netweaver As Java (J2ee-Frmw) — versions < 7.10, < 7.11
- SAP Se Netweaver As Java (Wsrm) — versions < 7.10, < 7.11, < 7.20
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wiki.scn.sap.com/wiki/pages/viewpage.action (Vendor Advisory)
- launchpad.support.sap.com/ (Permissions Required)
Frequently asked questions
- What is CVE-2020-6309?
- CVE-2020-6309 is a high-severity vulnerability in SAP Netweaver Application Server Java, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2020-08-12.
- How severe is CVE-2020-6309?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-6309 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.